Method for processing freeze-dried Chinese wolfberry

A processing method and technology of wolfberry, applied in the direction of preservation of fruits/vegetables by freezing/refrigeration, food preservation, preservation of fruits and vegetables, etc., can solve the problems affecting the development of wolfberry industry, large nutrient loss, secondary pollution, etc., and achieve bright color, Crispy taste and easy to carry effect

Inactive Publication Date: 2015-04-29
森淼科技集团股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] However, at present, most of the fresh fruits of wolfberry in China are still mainly dried in the sun. During the drying process, there are common problems such as serious secondary pollution, large nutritional loss and short shelf life, which have affected the development of the wolfberry industry.

Method used

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Examples

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Effect test

preparation example Construction

[0023] The invention discloses a preparation method of freeze-dried wolfberry. The specific steps are: raw material selection, sorting and impurity removal, primary cleaning, dewaxing treatment, secondary cleaning, vacuum freeze-drying, packaging and other processes. 5% of a ready-to-eat wolfberry product,

[0024] The invention provides a kind of processing method of freeze-dried Chinese wolfberry, comprises the following steps:

[0025] 1. Select mature fresh wolfberry fruit, which is required to be complete, bright in color, without fruit stalk, and free from diseases and insect pests. It should be sent to the pre-cooling room for pre-cooling and cooling treatment within 2 hours of picking.

[0026] 2. Manually remove mixed leaves, branches, and inferior fruits from the pre-cooled fresh wolfberry fruit at 10-15°C.

[0027] 3. Wash the selected fresh wolfberry fruit with tap water to clean the sediment on the surface of the fruit.

[0028] 4. Soak the cleaned wolfberry fru...

Embodiment 1

[0034] Select mature fresh goji berries with complete fruit, bright color, no stalk, and no pests and diseases, and send them to the pre-cooling room for pre-cooling and cooling treatment within 2 hours of picking. Manually remove impurities such as blades, branches, inferior fruits, etc., wash the fruit surface silt and other impurities with tap water, and use 5% dewaxing agent solution (dewaxing agent adopts sodium carbonate and sodium citrate by mass ratio 5: 1.5 mixture) for 50 seconds, take it out, drain the excess dewaxing agent solution, place it in a dewaxing tray and let it stand for 80 minutes, wash the residual dewaxing agent on the fruit surface with tap water, and then soak in 1.5mg / L ozone solution After 60 seconds of sterilization, rinse with pure water and drain.

[0035] Spread fresh goji berries evenly in stainless steel trays with a thickness of 3cm, and send them into the drying chamber of the freeze dryer. When the temperature of the material reaches -30°C...

Embodiment 2

[0038] Select mature fresh goji berries with complete fruit, bright color, no stalk, and no pests and diseases, and send them to the pre-cooling room for pre-cooling and cooling treatment within 2 hours of picking. Manually remove mixed leaves, branches, inferior fruits, etc., wash the fruit surface sediment and other sundries with tap water, soak in 8% dewaxing agent solution for 40 seconds, take out, drain the excess dewaxing agent solution, and place it in the dewaxing agent solution. Dewax in a wax tray for 70 minutes, wash off the residual dewaxing agent on the surface of the fruit with tap water, soak in 1.8mg / L ozone solution for 45 seconds, wash and drain with pure water, and evenly spread the fresh wolfberry fruit in a stainless steel tray , the thickness is 3.5cm.

[0039] Spread the fresh goji berries evenly in stainless steel trays with a thickness of 3cm, and send them into the drying chamber of the freeze dryer. When the temperature of the material reaches -32°C ...

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PUM

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Abstract

The invention relates to a method for processing freeze-dried Chinese wolfberry. The method is characterized by comprising the following steps: (1) raw material section: selecting mature fresh Chinese wolfberry, conveying the Chinese wolfberry to a pre-cooling storage within 2h after being picked, and cooling to 10-15 DEG C; (2) sorting and impurity removal: removing impurities and inferior fruits from the obtained fresh Chinese wolfberry at 10-15 DEG C; (3) primary cleaning: washing the obtained fresh Chinese wolfberry with running water; (4) dewaxing treatment: soaking the obtained fresh Chinese wolfberry into 5-10% dewaxing agent solution for 30-50 seconds, taking out, draining, standing in a dewaxing dish for dewaxing for 60-80min, cleaning with running water, and draining; (5) secondary cleaning; (6) vacuum freeze drying; and (7) packing. The prepared freeze-dried Chinese wolfberry product has the characteristics of bright color, fullness, crisp mouthfeel, good reconstitution property and long preservation time, and the nutrients of the fresh Chinese wolfberry is furthest preserved.

Description

technical field [0001] The invention relates to a processing method of freeze-dried wolfberry. Background technique [0002] Lycium barbarum (Lycium barbarum L.) is a precious Chinese herbal medicine with a long history in my country, which has the same origin as medicine and food, and is well-known both at home and abroad. Traditional Chinese medicine believes that wolfberry is flat in nature, sweet in taste, slightly bitter, and non-toxic. It has the effects of nourishing the liver and lungs, improving eyesight, strengthening muscles and bones. With people's attention to the health function of wolfberry and the in-depth study of its pharmacology, modern medical research has proved that wolfberry has the functions of regulating immunity, anti-oxidation, anti-aging, anti-tumor, anti-fatigue, lowering blood fat, lowering blood sugar, lowering blood pressure, nourishing kidney, and protecting the body. Liver, eyesight, beauty, brain, detoxification, protection of the reproduc...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23L1/212A23L1/29A23L19/00A23L33/00
CPCA23L33/00A23B7/024A23B7/04A23L19/03
Inventor 王梦泽赵小锋沈效东时新宁南雄雄
Owner 森淼科技集团股份有限公司
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