219 results about "Bitter taste" patented technology

The invention discloses a soy sauce pretreatment raw material, soy sauce and a preparation method thereof, and relates to the field of seasoning processing. The soy sauce pretreatment raw material comprises the following preparation steps: sequentially soaking soybeans in a first soaking solution, a second soaking solution and a third soaking solution which are subjected to gradient heating and gradient osmotic pressure increasing; then the soaked and filtered soybeans are sequentially subjected to low-temperature digestion and rapid curing treatment, the temperature is controlled to be 93-97 DEG C during low-temperature digestion, the temperature is controlled to be 110-150 DEG C during rapid curing, and the soy sauce pretreatment raw material is prepared. Soybeans are induced to absorb water and swell through gradient osmotic pressure and gradient heating, intercellular space is changed and enlarged, an endogenous flavor enzyme system is activated, meanwhile, segmented cooking treatment at different temperatures is conducted, generation and retention of umami substances are improved, output of scorched bitter substances is reduced, the flavor and taste of the soybean sauce are improved, and the soybean sauce is suitable for large-scale production. The contradictory problem of high temperature and flavor retention in the traditional process is broken through.

The invention belongs to the technical field of walnut protein preparation, and particularly relates to walnut protein powder with high digestibility, low sensitization and low bitterness as well as a preparation method and application of the walnut protein powder. According to the preparation method of the walnut protein powder with high digestibility, low sensitization and low bitterness provided by the invention, proline specific endo protease, recombinant trypsin and carboxypeptidase B are cooperatively used, so that accurate damage to an anti-digestion structure and a sensitization epitope of walnut protein can be realized; according to the method, ultrahigh digestibility (greater than or equal to 92%), thorough desensitization (greater than 99.8%), bitterness inhibition and functional peptide enrichment are synchronously realized, so that the defects of low digestibility, sensitization residue, obvious bitterness, low yield of functional peptide, complex process and the like caused by uncontrollable cutting in the existing random enzymolysis technology are overcome, and meanwhile, the core technical bottleneck of high-value utilization of walnut protein is overcome.

The invention discloses a method for improving the quality of a Tieguanyin tea extracting solution through segmented composite enzymolysis extraction, and belongs to the technical field of tea drink preparation. The method comprises the following steps: S1, performing low-temperature aroma extraction on Tieguanyin dry tea, and performing crushing so as to obtain crushed tea; s2, adding water and beta-glucosidase into the broken tea to carry out first-stage enzymolysis extraction, and separating to obtain tea aroma extract liquid and aroma-free tea residues; s3, water and composite hydrolase are added into the aroma-free tea residues for second-stage enzymolysis extraction, separation and filtration are performed, and a hydrolysis extraction solution is obtained; and S4, mixing the tea fragrance extract liquid with the hydrolysis extract liquid, cooling, centrifuging and filtering to obtain the Tieguanyin tea extract liquid. According to the method disclosed by the invention, the original flavor of the Tieguanyin is maintained, meanwhile, the fragrance and the mouth feel are remarkably improved, and the problems of fragrance loss and bitter taste caused by traditional high-temperature long-time extraction and cooked soup taste generated by tannase enzymolysis are avoided.

The application provides a preparation method of seafood flavoring agent and shrimp paste, and relates to the technical field of food flavoring agents. The slurry of shrimp offal is subjected to enzymolysis by using a combination of neutral protease, flavor protease, nuclease and lipase, and then subjected to Maillard reaction, so that the seafood flavoring agent with high freshness, low bitterness and good flavor is obtained, and the seafood flavoring agent can be used for preparing shrimp paste.

The invention discloses a low-sodium myofibrillar protein flavor prediction method and a low-sodium myofibrillar protein flavor prediction device. The method comprises the following steps: firstly, constructing a protein-flavor interaction system containing myofibrillar protein, potassium chloride, kappa-carrageenan and representative aldehyde flavor compounds; then, by means of spectroscopy, rheometer combination, an electronic tongue and the like, protein conformational change, typical aldehyde molecule binding rate and taste features are represented in a multi-dimensional mode. And establishing a random forest prediction model, taking protein conformation parameters as input, and taking a flavor binding rate and effective taste intensity as output. The model can reveal cross correlation between protein conformations and functions and identify key conformation parameters that affect flavor. And in combination with quantification and prediction capabilities of the model, a conformation-flavor relationship can be systematically analyzed, a basis is provided for optimization of a low-sodium formula, flavor is enhanced while salty taste is increased and bitter taste is inhibited, and healthy and sustainable development of low-sodium meat products is promoted.

The invention belongs to the technical field of food, and provides a special enzyme composition for infant soybean milk powder and soybean milk powder thereof. A three-stage directional enzymolysis technology is adopted, the three-stage directional enzymolysis technology comprises glutamine transaminase deamidation pretreatment, bacillus subtilis protease-trypsin-papain first-stage hydrolysis and aminopeptidase-phytase-beta-glucosidase second-stage hydrolysis, and conductivity control, carbon dioxide ventilation in-situ complexation and spray drying processes are combined. The free amino nitrogen of the product is increased by more than or equal to 20%, the proportion of 200-1500Da peptide fragments is more than or equal to 70%, the median particle size is 50-180 microns, the water activity is less than or equal to 0.30, the instant dissolving time is less than or equal to 30 seconds at 25 DEG C under the water hardness of 15-200ppm, the settling rate is less than or equal to 3% after standing for 30 minutes, and the zeta potential is-10 to-25mV. The palatability contradiction between deep hydrolysis and bitterness inhibition of the bean-based infant formula powder, the brewing contradiction between high-calcium reinforcement and instant stability and the process controllability contradiction between three-stage enzymolysis and ionic strength accumulation are effectively solved, and the bean-based infant formula powder has wide application value in the fields of bean-based infant formula food and vegetable protein nutritional products.

The invention provides a medicinal and edible tea drink composition for assisting in reducing uric acid and a preparation method thereof, and belongs to the technical field of health-care food. The medicinal and edible tea drink composition for assisting in reducing uric acid comprises corn stigma, chicory, folium mori, fructus gardeniae, radix puerariae, fructus crataegi, semen coicis, poria cocos, rhizoma polygonati, pericarpium citri reticulatae and liquorice root. Cichorium intybus and folium mori are used as monarch drugs and synergistically inhibit the activity of xanthine oxidase; corn stigma and cape jasmine are used as ministerial drugs and have the effects of forcefully inducing diuresis and reducing the blood uric The radix puerariae can improve insulin resistance, the coix seeds and the poria cocos can tonify spleen and excrete dampness, and the rhizoma polygonati can tonify spleen and tonify kidney to treat both symptoms and root causes and serve as Hawthorn, pericarpium citri reticulatae and liquorice are used for regulating the medicine property and neutralizing the bitter taste, so that the consumer experience and compliance are greatly improved. The medicinal and edible tea drink composition achieves the effect of reducing uric acid through a multi-target and multi-path synergistic effect of inhibiting generation, promoting excretion and conditioning root.

To provide a technology that suppresses the strong bitter taste of rebamipide in various dosage forms of formulations. [Solution] A pharmaceutical composition containing rebamipide, an organic acid (excluding amino acids), and an amino acid.

The invention discloses a fish hydrolyzed collagen peptide-based flavor beverage and a preparation method thereof, and relates to the technical field of food beverages. The flavored beverage comprises the following raw materials: fish hydrolyzed collagen peptide, a compound flavor modification stabilizer, a compound sweetening agent, concentrated fruit and vegetable juice, casein phosphopeptides, VC magnesium phosphate, zinc lactate, a low-nucleic-acid yeast extract, sodium hyaluronate, an acidity regulator and purified water. The compound flavor modification stabilizer is matched with the low nucleic acid yeast extract to form synergistic flavor regulation and control, the hydrophobic bitter peptide fragment of the fish hydrolyzed collagen peptide and the fishy smell characteristic group are wrapped from the molecular level, and meanwhile, the soft modification on the sensory level is realized through the gamma-aminobutyric acid; the effect of debitterizing and deodorizing without adding artificial essence and a large amount of cane sugar is achieved, the product flavor is natural and harmonious, the sour and sweet taste is palatable, the beverage completely conforms to the current healthy consumption trend of low sugar and no artificial addition, and the problem that the beverage has flavor defects is solved.

The invention discloses a preparation method of brown coconut yoghurt and yoghurt. The preparation method comprises the following steps: adding lipase into coconut milk for enzymolysis; mixing milk with the coconut milk subjected to enzymolysis, and performing browning to obtain a base material; adding sugar, starch and citrus into the base material, and mixing to obtain a mixture; sterilizing the mixture; and fermenting the sterilized mixture to obtain the brown coconut yoghurt. Coconut milk after enzymolysis is mixed with milk, browning is carried out to a certain degree, fermentation is carried out, the taste of part of the coconut milk after fermentation is changed, after browning, the product is appropriate in fragrance, the scorch aroma is increased, the roasted coconut yogurt with the rich flavor is prepared, the yogurt is brighter in color and full in color, the bitter taste of the product is reduced, and the unpleasant fragrance of a plant-based product is improved; the taste is smooth, the texture is stable, the state is more uniform, the texture is more uniform, and no water is separated from a substrate.

The invention discloses composite exocarpium citri grandis stuffing with homology of medicine and food and a preparation method of the composite exocarpium citri grandis stuffing, and relates to the technical field of food processing.The preparation method of the composite exocarpium citri grandis stuffing comprises the steps that chopped exocarpium citri grandis and pericarpium citri reticulatae are mixed with rose wine and honey, pickling treatment is conducted under the sealed condition, and a pretreated flavor material is prepared; preparing red beans and white kidney beans into composite bean paste, performing stir-frying dehydration treatment, turning off a heating source after stir-frying is completed, after the temperature of a pot body is naturally reduced, adding the pretreated flavor materials into the pot, performing uniform stirring by utilizing residual heat of the pot body, and finally performing low-temperature refrigeration and ripening to obtain a finished product. The method effectively solves the technical problem that in the prior art, debitterizing treatment of exocarpium citri grandis and retention of aroma and active ingredients are difficult to consider at the same time, bitter substances of the exocarpium citri grandis can be effectively converted, meanwhile, the characteristic aroma and functional active ingredients of the exocarpium citri grandis can be completely retained, and the prepared stuffing is harmonious in flavor, fine and smooth in taste, prominent in functionality and good in taste. The encrusting machine is suitable for encrusting processing of various baked and steamed foods.

The invention discloses a preparation and processing method of coconut-based metagen coffee, and belongs to the field of coffee processing. Coconut water is fermented by lactobacillus plantarum HNU531, a drying aid beta-cyclodextrin is added, and freeze drying is performed to prepare the coconut-based metagen, and the coconut-based metagen has good solubility. By additionally adding the coconut-based metagen into the instant coffee, the contents of gallic acid, isomaltose, trehalose and the like which are beneficial to a human body in the coffee can be increased. The sour taste and bitter taste of the coffee can be reduced, and the quality of the coffee is improved.

This invention proposes a Gynostemma pentaphyllum tea bag and its processing technology, belonging to the field of tea bag technology. The tea bag comprises the following raw materials in parts by weight: 60-80 parts Gynostemma pentaphyllum, 6-12 parts wild chrysanthemum, 5-10 parts Acer truncatum tea, 3-6 parts nervonic acid microcapsules, and 4-8 parts licorice. The processing technology includes: raw material pretreatment, chopping, segmented roasting, pulverizing, mixing, sterilization, and packaging. This invention, through a unique formula design, effectively improves the bitter taste of Gynostemma pentaphyllum using licorice and wild chrysanthemum; it increases the water solubility of nervonic acid by utilizing the wall structure of the microcapsules, solving the problem of its insolubility in water, allowing nervonic acid to be effectively dissolved in the tea infusion, achieving the effects of brain nerve protection and repair. Simultaneously, the microcapsule protection system ensures its dispersibility and stability in the processing system; through the combination of segmented roasting and ultra-fine pulverization, it not only alleviates the cold nature of Gynostemma pentaphyllum but also significantly improves the extraction rate of effective components.

The invention provides mulberry leaf peptide dietary fiber composite meal replacement powder and a preparation method thereof. The mulberry leaf peptide dietary fiber composite meal replacement powder comprises the following components in parts by weight: 15-35 parts of mulberry leaf peptide powder; 45 to 65 parts of soluble dietary fiber; 10 to 25 parts of a low GI carbohydrate; 1-3 parts of a compound stabilizer; wherein the mulberry leaf peptide powder is high-purity oligopeptide obtained after low-temperature continuous enzymolysis and activated carbon-beta-cyclodextrin composite debitterizing, the molecular weight distribution is 300-800 Da, and the peptide content is not lower than 80%; the soluble dietary fiber comprises inulin and resistant dextrin which are compounded according to the mass ratio of 1: (1-1.5). The mulberry leaf peptide powder is prepared by combining low-temperature continuous enzymolysis with an activated carbon-beta-cyclodextrin composite debitterizing system, high-temperature inactivation and bitter taste residues are avoided, the molecular weight of the obtained peptide is concentrated at 300-800 Da, the peptide content is not lower than 80%, the peptide can be rapidly dissolved in water, and the problems that traditional vegetable protein meal replacement powder is poor in solubility and rough in taste are solved.

This invention discloses a fermented wine made from Gastrodia elata, its preparation method, and its applications, belonging to the field of fermented wine preparation technology. This invention discovered that *Saccharomyces cerevisiae* SY exhibits faster fermentation speed, the lowest proportion of bitter amino acids, a higher proportion of umami amino acids, and a higher sensory score when preparing fermented wine from Gastrodia elata. It also retains the characteristic volatile substances of Gastrodia elata in moderate amounts, has minimal impact on the aroma of the wine, and produces a richer aroma profile, making it more suitable for producing fermented wine from Gastrodia elata. Furthermore, the fermentation process was optimized through single-factor experiments and response surface methodology. Finally, based on actual conditions, the optimal fermentation process was determined to be a fermentation temperature of 26.3℃, an initial sugar content of 21.5 °Bx, and a yeast addition of 0.14%. Under these fermentation conditions, the resulting fermented wine from Gastrodia elata has a bright yellow color, a strong fruity aroma, and a well-integrated flavor between the Gastrodia elata and the wine aroma, resulting in a distinct flavor profile. This invention provides technical support for developing fermented wines from Gastrodia elata with unique flavor and stable quality, promoting the application of Gastrodia elata in the field of deep processing.

The invention provides a controllable enzymolysis method for improving the utilization rate of sunflower seed meal protein, which comprises the following steps: crushing sunflower seed meal, mixing with water, and carrying out alkali extraction to obtain a protein crude extract; the method comprises the following steps: carrying out enzymolysis on compound protease prepared from alkaline protease, papain and flavourzyme according to the mass ratio of (1-2): (2-1): 0.1 at the pH of 7-8 and the temperature of 48-50 DEG C, and ensuring that the enzyme adding amount is 1.5-3% of the mass of protein; the hydrolysis process is controlled by regulating and controlling enzymolysis conditions in stages; and finally, carrying out enzyme deactivation, separation and drying to obtain a hydrolysate. According to the method, efficient and controllable hydrolysis of sunflower seed meal protein is achieved, the protein recovery rate reaches 75.61%, the solubility reaches 98.14%, the bitter taste of the product is low, and the method is suitable for large-scale production.

This invention provides a method for preparing low-bitter rice protein peptides, relating to the fields of food processing and bioengineering. The method involves preparing rice protein slurry, followed by ultra-fine pulverization using an ultra-high pressure, high-energy fluid mill. Through the synergistic effect of extreme shearing, cavitation, and impaction, the dense protein structure is efficiently disrupted, exposing enzyme cleavage sites and directionally reconstructing hydrophobic ends. Subsequently, a combination of endopeptides and exopeptides is added for enzymatic hydrolysis. The endopeptides achieve efficient hydrolysis, while the exopeptides precisely remove terminal hydrophobic amino acids, controlling bitterness generation at its source. This invention overcomes the technical bottlenecks of low efficiency and high bitterness associated with traditional enzymatic hydrolysis. The resulting rice protein peptides have a degree of hydrolysis exceeding 11%, a protein recovery rate exceeding 55%, and a bitterness value far lower than commercially available products. Furthermore, the process is continuous and the conditions are mild, making it suitable for high-end fields such as infant formula, sports nutrition foods, and special medical foods.

The invention discloses a loratadine oral liquid and a production process thereof. Comprising the following raw materials in parts by weight: 0.5 to 0.6 part of loratadine, 5 to 6 parts of beta-cyclodextrin, 10 to 12 parts of polyethylene glycol 400, 8 to 10 parts of glycerol, 6 to 8 parts of propylene glycol, 0.3 to 0.4 part of sucralose, 0.2 to 0.3 part of stevioside, 15 to 18 parts of maltitol, 1 to 1.2 parts of citric acid, 0.5 to 0.6 part of malic acid, 0.1 to 0.15 part of disodium EDTA (Ethylene Diamine Tetraacetic Acid), 0.8 to 1 part of vitamin C, 0.3 to 0.4 part of xanthan gum, 0.5 to 0.6 part of sodium carboxymethyl cellulose and 0.4 to 0.5 part of lemon essence. The composition comprises the following components in parts by weight: 0.1-0.15 part of menthol, 2-3 parts of hawthorn extract, 1.2-1.5 parts of soya bean lecithin and the balance of purified water, totaling 100 parts. The loratadine is clathrated by the beta-cyclodextrin, the absorption promotion effect of the soya bean lecithin is combined, and the compound sweetening agent, the compound stabilizer and the natural flavor substance are matched, so that the problems of poor solubility and obvious bitter taste of the loratadine are solved, and the stability and bioavailability of the product are also improved.

The invention provides a viscous seed coating agent for desert aerial seeding and application thereof, and belongs to the technical field of ecological restoration. According to the coating agent, seeds serve as a core, and an inner-layer nutrition matrix and an outer-layer mucus layer are sequentially formed from inside to outside; the inner layer comprises a water-retaining agent, a binder and a microbial agent of nitrogen-fixing bacteria and phosphate solubilizing bacteria; the outer layer comprises an Arabic gum / natto resin adhesive, gibberellic acid and indolebutyric acid plant growth regulator and a bitter taste element / capsaicin animal repellent. Seeds are firmly attached to the sand surface through the outer-layer viscous substance, and sand blowing loss is reduced; the inner water retention layer and the microbial agent continuously supply water and fertilizer, so that the seed germination and seedling survival capability is improved; the outer layer repellent reduces animal pecking, and plasma activation further promotes germination. The coating agent can significantly improve the retention rate, the germination rate and the seedling survival rate of desert aerial seeding seeds, and is suitable for ecological restoration of xerophytes such as caragana microphylla.

A process for converting pomace derived from the production of fruit wine into a nutrient-rich food product, and a product made by said process. The process comprises milling the pomace, carrying out an anaerobic ethanolic fermentation in an anaerobic fermenter by adding yeast and optionally sugars to produce ethanol; carrying out an aerobic acetic acid fermentation in an aerobic fermenter by adding acetic acid bacteria to produce acetic acid, shearing the acetic acid pomace to produce a raw puree; and further processing the raw puree into a puree or powder. The process can be used to produce a product that qualifies for Kosher certification. The nutrient-rich product can be used as an ingredient in foods as a flavour, texture and color enhancer, to mask bitter flavours or off-notes, as a preservative, to fortify processed foods.

The invention belongs to the technical field of tea processing and preparation, and particularly relates to a preparation process of lucid ganoderma tea, which comprises the following steps: pre-wetting and softening, shredding by a machine, adjusting the humidity to 80%, fermenting at 28 + / -1 DEG C for 24 hours, blow-drying by a fan to be more than half-dry, and frying by slow fire to obtain a lucid ganoderma tea finished product. According to the ganoderma lucidum tea and the preparation method thereof, the active ingredients of the ganoderma lucidum are fully released by accurately controlling each process parameter, the problems that the active ingredients are lost, the taste is bitter and astringent and mildewing is easily caused in the existing process are effectively solved, the preparation process is simple, the operation is controllable, the safety is high, and the prepared ganoderma lucidum tea is mellow in taste and rich in fragrance and has a good market application prospect.

The invention discloses a coffee beverage with a unique flavor and a preparation method of the coffee beverage. The coffee beverage with the unique flavor is prepared from the following raw materials in parts by weight: 15-25 parts of coffee beans, 2-8 parts of chicory roots, 0.5-1.5 parts of cauliflower, 0.2-0.6 part of glycine, 0.4-1.2 parts of glucose and 0.6-1.5 parts of sugar. By adding the chicory roots, the bitter taste of the coffee can be reduced, the taste is improved, the fragrance of the coffee is improved with the assistance of the cauliflower, and then the prepared coffee has the unique taste and can meet the taste requirements of most people; besides, in the preparation method disclosed by the invention, the coffee beans and the chicory roots are baked, and glycine and glucose are added in the baking process of the coffee, so that the coffee can be subjected to Maillard and caramelization reactions, the fragrance and color of the prepared coffee are further improved, and finally the prepared coffee has a unique flavor.

The invention discloses a leucine-containing dipeptide mixture easy to dissolve and reduced in bitterness as well as a preparation method and application of the leucine-containing dipeptide mixture. The mixture comprises the following components in percentage by mass: not less than 90% of alanyl-leucine, 0-5% of free leucine, less than 1% of water and not more than 0.10% of other impurities. The solubility of the mixture at room temperature reaches up to 500 g / L, the mixture is kept transparent and free of precipitates, the bitterness is reduced by 65% or above compared with leucine, the taste can be improved without a taste masking agent, and the mixture is suitable for sports nourishment and functional food. According to the preparation method, an enzyme catalysis reaction is adopted, and the steps of solid-liquid separation, pH adjustment, crystallization, nanofiltration concentration, drying and the like are performed, so that the total yield is not lower than 90%, the purity is not lower than 99.5%, and high solubility, low bitter taste, instant solubility and environmental friendliness are achieved; and the method has a wide industrial application scene.

According to the method for stir-frying the tea leaves with the edible salt and the application of the stir-frying process, a specially-made tea stir-frying pot is used, and the pot has good heat conductivity and heat preservation performance and is easy to clean; adding a certain amount of edible salt into a tea frying pan, heating to a proper temperature, and then putting the pretreated tea leaves into the pan to be stir-fried together with the salt. By adding the salt, the aroma of the tea leaves can be improved, and meanwhile, the bitter taste in the tea leaves can be reduced through chemical reaction; and temperature adjustment: according to the food condition in the frying process, the temperature of the tea frying pan is adjusted in good time, the high constant temperature is realized, and the special tea frying pan is used to ensure the quality of the tea leaves.

To provide a new bitterness masking agent of potassium chloride, and to provide a production method or the like including the masking agent.SOLUTION: The bitterness masking agent of potassium chloride contains Balsam Peru essential oil as an active ingredient. Here, it is preferable to further contain at least one or more selected from the group consisting of arginine, glutamic acid, lysine and citrulline. It is also preferable to further contain at least one selected from the group consisting of acetoin, diacetyl, and 2, 3-pentanedione.SELECTED DRAWING: None

This invention belongs to the field of traditional Chinese medicine, specifically relating to a ginseng and licorice root formula for treating renal hematuria, its preparation method, and its application. The ginseng and licorice root formula for treating renal hematuria of this invention comprises the following raw materials in parts by weight: 5-15 parts of Codonopsis pilosula, 15-30 parts of Rehmannia glutinosa, 5-15 parts of Ligustrum lucidum, 5-15 parts of Eclipta prostrata, 5-15 parts of Imperata cylindrica, 5-15 parts of Rubia cordifolia, 5-15 parts of Cirsium japonicum, 5-15 parts of Taraxacum mongolicum, 5-8 parts of Prunus persica, and 3-5 parts of Glycyrrhiza uralensis. Clinical trials have shown that the ginseng and licorice root formula for treating renal hematuria of this invention not only reduces urinary red blood cells but also improves traditional Chinese medicine clinical symptoms such as lower back and knee weakness, fixed or stabbing lower back pain, pale complexion, fatigue, dry mouth, bitter taste, sore throat, rough skin, and poor appetite. It has good therapeutic effects, reliable safety, and can significantly improve the treatment efficacy of chronic nephritis syndrome.

Provided herein are formulations to promote optimized workouts and enhance exercise results. The formulations provided herein can be in the form of a gummy and optionally can include stimulants, flavoring agents, bitter blocking agents, vitamins, and additional ingredients. Methods of making these formations are also provided herein. The formulations can be administered before a workout to enhance exercise performance.

The purpose of the present invention is to provide a non-alcoholic beer-flavored beverage exhibiting an improved bitter quality. The present invention is a non-alcoholic beer-flavored beverage containing 15-60 ppm of iso-α-acid and 5-50ppm of ethyl glucoside, wherein the ratio of the iso-α-acid to the ethyl glucoside (iso-α-acid / ethyl glucoside) is no more than 6.0.

A method for preparing stable liquid emulsion forms of plant extract is provided. A plant extract having a bitter flavor is mixed with diluent oil as an oil mixture and heat is applied to the oil mixture. An emulsifying agent is dispersed in water as an emulsifying solution. The oil mixture is mixed with the emulsifying solution. The mixed oil mixture and emulsifying solution is homogenized as a liquid form of the plant extract. Gluconic acid is added to the liquid form of the plant extract. The bitter flavor of the plant extract is disguised by adding a bitter blocker to the liquid form of the plant extract.

The invention relates to the technical field of food processing, in particular to a grapefruit flowing core mooncake making technology which comprises the following steps: S1, grapefruit peel pretreatment: the grapefruit peel is in contact with saline water for pickling so as to be subjected to bitterness removal treatment, and the bitterness-removed grapefruit peel is obtained; s2, saccharifying the citrus grandis peel: adding the bitterness-removed citrus grandis peel into a sugar water solution, heating until the bitterness-removed citrus grandis peel is boiled, and keeping the temperature for a period of time, so that the citrus grandis peel is saccharified; s3, honey processing of the Hu pomelo peel: adding lemon juice into the saccharified solution, and performing honey processing for 24 hours to obtain the Hu pomelo peel processed with honey. According to the invention, the grapefruit peel is sequentially pickled with saline water to remove bitterness and saccharified with a sugar water solution, and the lemon juice is added into the saccharified solution to be processed with honey for 24 hours, so that the bitter and astringent components of the grapefruit peel are effectively reduced, and meanwhile, the faint scent and sour-sweet balance of grapefruit are stabilized; therefore, the Huyou flowing core pulp which is lower in bitterness, more coordinated in flavor and better in batch consistency is obtained.