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Preparation method for freeze-dried black potato powder and corresponding formulation thereof

A technology of black potato and freeze-dried powder, applied in food preparation, application, food science and other directions, can solve the problems of cyanidin oxidation and destruction, destruction, inadvisability, etc., to achieve high safety, moderate taste, improve human immunity force effect

Inactive Publication Date: 2011-11-09
王尧
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Black potatoes are rich in anthocyanins, which have a strong antioxidant effect and can effectively remove free radicals in the human body. They are widely used in medicine, health care products, beauty and cosmetics, food, etc. Black potatoes can effectively improve the body's immune system. Health status, known as "black ginseng", the anthocyanins in it can improve human immunity and fight cancer, but anthocyanins are easily oxidized and destroyed. Black potatoes are a new variety that has just been developed, and its development is currently limited to When frying or baking black potato chips, the temperature exceeds 120°C. Most of the anthocyanins are destroyed at this temperature, and many harmful substances are produced. It can be said that good raw materials are processed into harmful things for people to eat. Not advisable

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0025] Preparation and reference of black potato raw powder and cooked powder

[0026] 1) Preparation of black potato flour

[0027] 1. Wash the black potatoes;

[0028] 2. Cut into 2-3cm cubes;

[0029] 3. Place in a freeze dryer and freeze dry under vacuum;

[0030] 4. Crushing;

[0031] 5. Sieving;

[0032] 6. Packing;

[0033] 7. Vacuumize and seal.

[0034] This kind of black potato powder is easy to store and transport, and can be used directly in the kitchen to be processed into cakes, noodles, batter, snacks, etc.

[0035] 2) Preparation of cooked black potato powder

[0036] 1. Wash the black potatoes;

[0037] 2. Steamed;

[0038] 3. Cut into 2-3cm cubes;

[0039] 4. Place in a freeze dryer and freeze dry under vacuum;

[0040] 5. Crushing;

[0041] 6. Sieving;

[0042] 7. Packing;

[0043] 8. Vacuumize and seal.

[0044] Because it has been processed, this kind of cooked potato powder has removed the bad taste of black potato itself, and can be direct...

Embodiment 2

[0046] Preparation of Black Potato Dried Noodles

[0047] 1) 49.5 parts of black potato freeze-dried raw powder, 49.5 parts of flour, 1 part of refined salt, add drinking soft water or vegetable leaf juice at 30 degrees Celsius, and mix well.

[0048] 2) The reconciled noodles are prepared into finished dried noodles through the following steps: ripening by a ripening machine-calendering by a noodle machine, cutting into strips, drying on shelves, cutting, and packaging.

[0049] After the black potato powder of the present invention is mixed with flour to make dried noodles, other food ingredients with color and good taste can be added, such as eggs, tomatoes, etc., and hawthorn extract, yam extract, wolfberry extract, etc. can also be added according to the function. , make the noodles more elastic, more nutritious and have the same function of medicine and food, and become a nutritional and functional food on people's table.

Embodiment 3

[0051] Preparation of black potato milk

[0052] 1) 15 parts of cooked black potato freeze-dried powder, 77 parts of fresh milk, 7.5 parts of xylitol, and 0.5 part of blueberry essence. Add in a blender and stir evenly, and the temperature is controlled at 4 degrees Celsius to inhibit the growth and reproduction of microorganisms;

[0053] 2) The mixture is degassed, filtered, cooled, homogenized, pasteurized, and aseptically filled.

[0054]The sugar-free cooked black potato milk prepared in this example is suitable for the elderly, diabetics and anyone who needs to control sugar intake. In addition, it can also be made into beverages and tea drinks with other fruit powders and fruit teas. .

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Abstract

The invention relates to a preparation method for freeze-dried black potato powder and a corresponding formulation thereof. The method is characterized by: carrying out freeze-drying for raw black potatoes and cooked freeze-dried black potatoes through a freeze-drying technology, followed by crushing, screening and packaging to prepare raw black potato powders and cooked black potato powders, wherein the raw black potato powders can be processed into fine dried noodles, biscuits and other food, the cooked black potato powders can be mixed with milk and a plurality of functional components to prepare functional beverages, or can be mixed with a plurality of functional components to prepare a granule or a pressed candy. The granule or the pressed candy comprises, by weight, 5-50 parts of sugar, 5-95 parts of the cooked freeze-dried black potato powders, 2-5 parts of low-substituted carboxypropyl cellulose, 5-95 parts of a raw material with medicine food homology or other edible raw materials, 0.1-0.6 parts of essence and 0.2-3 parts of magnesium stearate. All the raw materials are subjected to steps of crushing, weighing, mixing, soft material preparing, pelletizing, granulating and the like to prepare the granule or the pressed candy. According to the present invention, components of anthocyanidin and other nutrients in the black potato are effectively protected so as to enable the black potato to be used more reasonably; the freeze-dried black potato powders have characteristics of convenient production, convenient storage, convenient carrying, convenient eating, delicious mouthfeel, and can meet requirements of various populations.

Description

technical field [0001] The present invention relates to a preparation method of freeze-dried black potato powder and corresponding preparations, in particular, relates to a preparation method of functional freeze-dried black potato powder semi-finished products and finished beverage preparations, granules and tablet sugars, and describes it at the same time reasonable application. Background technique [0002] Black potatoes are rich in anthocyanins, which have a strong antioxidant effect and can effectively remove free radicals in the human body. They are widely used in medicine, health care products, beauty and cosmetics, food, etc. Black potatoes can effectively improve the body's immune system. Health status, known as "black ginseng", the anthocyanins in it can improve human immunity and fight cancer, but anthocyanins are easily oxidized and destroyed. Black potatoes are a new variety that has just been developed, and its development is currently limited to When frying ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23L1/2165A23L1/29A23L19/15A23L33/00
Inventor 王尧
Owner 王尧
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