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165results about How to "Stay crisp" patented technology

Long shelf life fermented pickled vegetable and preparation method thereof

The invention relates to long shelf life fermented pickled vegetable and a preparation method thereof, which belong to the technical field of picked fermented foods. The preparation method comprises the following steps: using tuber mustard as the raw material; slicing, picking, softening and then packaging the tuber mustard in a picked vegetable jar; filling ferment agent prepared by mixing 3-5 percent of Lact.Plantarum and Lact.Casei according to the proportion of 1:1 and salt water with 4-6 percent of salt content; fermenting for 48h under the temperature of 20-30 DEG C; ending the fermentation until the acidity of the fermented solution reaches 0.45-0.55 percent; dehydrating, seasoning and embrittlementing; packaging by using laminated film bags and sterilizing for 15min under the temperature of 70 DEG C. The preparation method basically keeps the fermented picked vegetable pure, tender and crisp, salubrious and tasty, the fermented picked vegetable has the basic characteristics of separating fat and stimulating the appetite, promoting the digestion, and the like, and can be kept for more than six months under the normal temperature. The invention can be popularized and applied to the vegetable processing industry.
Owner:ZHEJIANG ACADEMY OF AGRICULTURE SCIENCES +1

Bamboo shoot sulfur-free drying process

The invention relates to a bamboo shoot sulfur-free drying process, which is characterized by comprising the following steps: (1) raw material preparation, during which fresh phyllostachys praecox shoots with a base part of which the diameter is greater than 3 centimeters, washing the fresh phyllostachys praecox shoots to remove impurities, removing sheaths, cutting off aged parts, and cutting the shoots along longitudinal axes to obtain bamboo shoot blocks; (2) soaking the bamboo shoot blocks in color protecting solution for 20 to 90 minutes, wherein the ratio of the bamboo shoot blocks to the color protecting solution is 1g:3-4ml; (3) blanching color protection treatment, during which blanching the bamboo shoot blocks, which are soaked in the color protecting solution, in the color protecting solution at 80 to 100 DEG C for 2 to 10 minutes, and immediately washing the bamboo shoot blocks with water after the blanching; (4) permo-treatment, during which the bamboo shoot blocks, which are blanched for color protection, are soaked in osmotic solution for 20 to 40 minutes, and the ratio of the bamboo shoot blocks to the osmotic solution is 1g:3-4ml; (5) drying; and (6) packaging to obtain dry bamboo shoot products. The dry shoots prepared by the invention is short in rehydration time, convenient, sanitary and long in storage life and provides good raw material guarantee for the subsequent bamboo shoot deep processing.
Owner:JIANGNAN UNIV

Quick-freezing freshness retaining method for bamboo shoots

The invention provides a quick-freezing freshness retaining method for bamboo shoots. The method is characterized by comprising the first step of choosing fresh bamboo shoots which are full, intact, clean, good in color and luster and free of corrosion, mould, peculiar smells as well as pests, diseases and mechanical damage influencing eating, and precooling the collected bamboo shoots in a refrigeration house for 10-24 hours; the second step of hulling, cleaning and dicing the precooled fresh bamboo shoots; the third step of soaking the bamboo shoots in a compound crispness-keeping agent solution of antioxidant substances or high polymeric substances for 20-60 minutes; the fourth step of draining off the soaked bamboo shoots and pouring liquid nitrogen to make the bamboo shoots quickly freeze to the central temperature between minus 10 DEG C and minus 20 DEG C in the environment at the temperature ranging from minus 40 DEG C to minus 198 DEG C; the fifth step of placing the fresh bamboo roots which are quickly frozen into the refrigeration house at the temperature ranging from minus 10 DEG C to minus 25 DEG C for frozen storage for 12-24 months to obtain quick-frozen bamboo shoots. Compared with the prior art, the method can increase the glass transition temperature of the bamboo shoots, improve the quality of the quick-frozen bamboo shoots, make energy saved and consumption reduced in the quick-freezing process, lower product cost and increase benefits; besides, by the adoption of the method, the problems that after the bamboo shoots are unfrozen, juice loses, main parts of the bamboo shoots become soft, crispness is lowered, and the quality of the unfrozen bamboo shoots is obviously worse than that of the fresh bamboo shoots can be effectively solved, and the quality of the unfrozen bamboo shoots is approximate to that of the fresh bamboo shoots.
Owner:NINGBO ACAD OF AGRI SCI

Method for preparing pickled crisp lotus root

The invention relates to a method for preparing pickled crisp lotus root. The method comprises the following steps of: cleaning the crisp lotus root; removing a head and a tail of the crisp lotus root; putting the crisp lotus root into an environment at the temperature of between 1 and 8 DEG C; cutting the crisp lotus root into segments; mixing the crisp lotus root sterilized by microwave and sterilized pickling fluid, and filling the mixture into a vessel, wherein the pickling fluid is mixed fluid of salt, ginger, cane sugar, edible vinegar, pepper, calcium chloride and water; and inoculating strains which are purebred lactobacillus acidophilus with the number of AB960310; covering the vessel; performing water seal on the vessel; putting the vessel into a environment at the temperature of between 10 and 40 DEG C for fermentation for 3 to 15 days so as to obtain the pickled crisp lotus root. The method applies microwave cold sterilization technology, overcomes the defect that the crisp lotus root becomes soft by using the conventional thermal sterilization technology, maintains unique crispness and color of the crisp lotus root to the utmost extent, and greatly prolongs the preservation period of the pickled crisp lotus root. The purebred lactobacillus acidophilus is advantageous to crispness maintenance and flavor control of the pickled crisp lotus root, and contributes to factory manufacture and quality control. The pickled crisp lotus root has the advantage of unique flavor of the crisp lotus root, good mouthfeel, good color, good crispness, instant eating as soon as the vessel is opened in the preserving period, no additional processing and eating convenience.
Owner:FARM PROD PROCESSING & NUCLEAR AGRI TECH INST HUBEI ACAD OF AGRI SCI +1

Mixedly-boiling rapid fermentation production method of low-salt pickled cucumber

The invention discloses a mixedly-boiling rapid fermentation production method of low-salt pickled cucumber, and belongs to the technical field of food processing. The method comprises the following steps: preparing a fermenting liquid: weighing the following components in percentage by weight: 3 to 5% of salt, 2 to 4% of carbohydrate, 0.1 to 0.2% of food grade calcium chloride, and 5 to 6.9% of spices, boiling the mixture for 15 to 20 minutes, cooling to the room temperature, adding 1 to 2% of liquor, 0.10 to 0.15% of pickling specific bacterium powder, and the balance being water; picking fresh and tender cucumbers, washing, draining, cutting; adding the processed cucumbers into a temperature-constant fermentation tank, adding the prepared fermenting liquid into the fermentation tank to submerge the cucumbers, and carrying out fermentation for 96 to 140 hours at a temperature of 25 to 30 DEG C so as to obtain the pickled cucumber. The fermentation is carried out by a plurality of bacteria, the technology is simple, the application range is wide, the pickled vegetable can be produced continuously, the color and luster are normal, the taste is fresh and crispy, the fermentation period of pickled vegetable is effectively reduced, the content of salt and nitrite is low, and the safety is improved.
Owner:XUZHOU UNIV OF TECH

Beauty-maintaining and eyesight-improving pomegranate jelly and preparation method thereof

The invention discloses beauty-maintaining and eyesight-improving pomegranate jelly which is prepared from the following raw materials in parts by weight: 7 to 10 parts of gelatine powder, 15 to 20 parts of carrageenan, 10 to 12 parts of konjac flour, 15 to 20 parts of fresh roses, 20 to 25 parts of rice wine, 10 to 15 parts of pomegranate juice, 70 to 80 parts of mangoes, 1 to 2 parts of elsholtzia, 1 to 2 parts of hovenia acerba, 1 to 2 parts of semen plantaginis, 15 to 20 parts of rice flour, and a proper amount of citric acid, white granulated sugar, plant oil and water. Crispy mango dices in the beauty-maintaining and eyesight-improving pomegranate jelly are stuck with syrup and then are dried, thus forming a layer of edible rice paper thin film on the surface of the crispy mango dices; the crispy mango dices are put into plant oil for 2 to 3 seconds to form a layer of oil film on the surface, so that the crispiness of the crispy mango dices in the jelly can be retained, and the chewiness of the jelly is enhanced; pomegranate contains rich mineral substances, and two anti-oxidization components such as anthocyanin and red pomegranate polyphenols, so that the beauty-maintaining and eyesight-improving pomegranate jelly has the effects of maintaining the beauty and improving the eyesight.
Owner:WUHU HYK FOOD CO LTD

Pickling method of helianthus tuberosus

InactiveCN105707784AUnique tasteSpecial crispy sweetFood ingredient functionsNitriteHot peppers
The invention discloses a pickling method of helianthus tuberosus. The pickling method comprises the following steps of adding water to siraitia grosvenorii and lotus leaves, and performing boiling so as to obtain a soup base; then putting fresh helianthus tuberosus into the soup base, soaking the fresh helianthus tuberosus in the soup base, and performing draining; uniformly mixing the processed helianthus tuberosus with hot peppers, Chinese prickly ash and rose sirup, adding rice wine, and performing stirring so as to obtain a mixture; and leaving the mixture to stand, placing the mixture after standing into a clay jar which is dry and clean, spreading a layer of vegetable leaves on mixed materials, spreading and stuffing Pu'er tea between the vegetable leaves and an opening of the clay jar, and performing natural fermentation for several months so as to obtain finished products. The pickled helianthus tuberosus is delicious and unique in mouth feel, has special crispness, sweetness, hot taste and mellow fragrance of the Pu'er tea, and can stimulate appetite, promote gastric secretion, help digestion and remove heat to cool blood. All the raw materials are effectively matched, so that the pickled helianthus tuberosus is easier to be tasty and attractive in color and maintains certain crispness. Through detection, when the clay jar is opened and the pickled helianthus tuberosus is eaten, the pickled helianthus tuberosus does not contain nitrite, after the clay jar is opened, the guarantee period of the pickled helianthus tuberosus is as long as 1 year, besides, during the guaranteed period, the nitrite is not generated, and the pickled helianthus tuberosus is free from mildew, stable in flavor, unchanged in color and lasting in crispness.
Owner:ZHENYUAN SONGZIDI GREEN FOOD CO LTD

Preparation method of canned clean water young lotus root

The invention relates to a preparation method of a canned clean water young lotus root, comprising the following steps: washing clean a young lotus root, removing the head and tail parts of the lotus root, placing in an environment of 1-8 DEG C, cutting the young lotus root into segments, mixing with young lotus root soup, then filling, sealing, and sterilizing by microwaves for 3-15 minutes, wherein the soup is a mixed liquor of citric acid, lactic acid, sucrose, calcium chloride, vitamin C and water. The soup of the invention is not added with any substance harmful to human bodies, thus having high safety; the young lotus root soup and the microwave cold sterilization technology are adopted, thereby overcoming the defect that the young lotus root are softened in the traditional thermal sterilization technology, maintaining the specific brittleness and color of the young lotus root up to the hilt and greatly prolonging the storage period of the canned young lotus root; and vitamin C is added, thus being favor of human health. The canned young lotus root prepared by the invention has good taste, fine color, favorable brittleness, rich nutriments, easy carrying and storage, long storage period and edible convenience, is favor of being digested, absorbed and utilized by human bodies and can be eaten after being opened without processing within the storage period.
Owner:FARM PROD PROCESSING & NUCLEAR AGRI TECH INST HUBEI ACAD OF AGRI SCI +1
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