Processing method of wheat seedings as well as instant wheat seeding powder and wheat seeding fiber powder prepared from same

A processing method and technology of wheat seedling powder, applied in the field of food processing, can solve the problems of destroying enzymes and functional ingredients, affecting the taste of final products, limiting product types, etc., to protect the original color, improve the original color, reduce the blanching Effects of temperature and time

Inactive Publication Date: 2013-09-18
SICHUAN AGRI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The purpose of the present invention is to solve the outstanding problems in the processing of wheat seedlings by using the existing wheat seedling juice powder preparation process, such as using hot air at 145-165°C for drying in some methods, which takes a long time to process and seriously affects product quality; When the wall spray drying method is used to process wheat seedlings, the blanching temperature is as high as 95°C-98°C, which will greatly destroy the enzymes and functional components; adding drying aids, anti-caking agents, stabilizers and other ingredients will affect the final product taste, which limits the types of products; in view of these problems, a processing method of wheat grass and instant wheat grass powder and wheat grass fiber powder prepared therefrom are provided

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0041] (1) Pretreatment: Choose fresh tender wheat seedlings with a length of 25-30cm that have grown for about 45 days as raw materials, without rot, yellowing, moths, etc. Use a shearing machine to cut it from about 3cm above the ground, remove impurities and sand, soak it in clean water, rinse it with water, drain the water and cut it into 2cm sections for later use. The time of each link in the whole operation process should be shortened as much as possible. In order to avoid browning before color protection and affect subsequent processing.

[0042] (2) Color protection: quickly immerse the pretreated wheat seedlings in the compound color protection solution at 75°C and blanch for 6 minutes to inactivate the activity of oxidase and remove the grassy smell, and at the same time, prevent the enzymatic browning caused by heat during processing. change, affecting product quality. Among them, every 100mL of compound color protection liquid contains 0.03g of citric acid, 0.07g...

Embodiment 2

[0065] (1) Pretreatment: Choose fresh tender wheat seedlings with a length of 25-30cm for about 60 days as raw materials, without rot, yellowing, moths and other phenomena. Use a shearing machine to cut it from about 3cm above the ground, remove impurities and sand, wash it in clean water, rinse it with water, drain the water and cut it into 1.5cm sections for later use. The time of each link in the whole operation process should be shortened as much as possible , so as to avoid browning before color protection and affect subsequent processing.

[0066] (2) Color protection: quickly immerse the pretreated wheat seedlings in a compound color protection solution at 85°C for 3 minutes to blanch the oxidase activity and remove the grassy smell, and at the same time, prevent enzymatic browning caused by heat during processing. change, affecting product quality. Among them, every 100mL of compound color protection liquid contains 0.01g of citric acid, 0.03g of ascorbic acid, and 0....

Embodiment 3

[0074] (1) Pretreatment: Choose fresh tender wheat seedlings that have grown for about 40 days and are 25-30 cm long as raw materials, without rot, yellowing, and moths. Use a shearing machine to cut it from about 3cm above the ground, remove impurities and sand, soak it in clean water, rinse it with water, drain the water and cut it into 2cm sections for later use. The time of each link in the whole operation process should be shortened as much as possible. In order to avoid browning before color protection and affect subsequent processing.

[0075] (2) Color protection: quickly immerse the pretreated wheat seedlings in a compound color protection solution at 70°C and blanch for 8 minutes to inactivate the activity of oxidase and remove the grassy smell, and at the same time, prevent the enzymatic browning caused by heat during processing. change, affecting product quality. Among them, every 100mL of compound color protection solution contains 0.05g of citric acid, 0.07g of ...

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Abstract

The invention discloses a processing method of wheat seedings as well as instant wheat seeding powder and wheat seeding fiber powder prepared from the same, and aims to solve the problem that the wheat seedings can be protruded during the processing by adopting the existing wheat seeding juice powder preparation process, for example, in part of methods, hot air being 145-165 DEG C is used for drying, the processing time is slightly long, and the product quality is seriously influenced. The wheat seedings are processed by adopting a wall-adhering-resisting spray control drying method, the blanching temperature can achieve 95 DEG C-98 DEG C, and enzyme and functionality components in the seedlings are greatly destroyed. The processing method comprises the following steps of: preprocessing, color protecting, pulping, filtering, homogenizing and spray drying. The processing method provided by the invention is capable of effectively reducing the blanching temperature, the functionality components are reserved to be maximum extent, meanwhile, wheat seeding juice is directly sprayed, a relatively good spraying effect is obtained through controlling spraying process parameters, the process is simple, the operating method is simple, the spraying time is short, and a product is not easy to block.

Description

[0001] The invention relates to the field of food processing, in particular to a processing method of wheat grass and instant wheat grass powder and wheat grass fiber powder prepared therefrom. Background technique [0002] Wheat seedling (Wheat seedling), also known as wheat grass, is the tender stems and leaves of the plant wheat of the Gramineae family and the genus Triticum (Tritium). my country is a major producer of wheat, mainly winter wheat, with an annual output of more than 100 million tons. Most of the tillers of winter wheat are ineffective tillers before winter and early spring, so the available wheat seedling resources are very abundant. The comprehensive utilization of wheat seedling resources and the development of industrialized processed products are particularly important and urgent, and need to attract the attention of food workers. [0003] Modern medical research has found that wheat seedlings contain chlorophyll, natural vitamins, 25% protein, more than...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23L1/172A23L2/39A23L1/29A23L7/152A23L33/00
Inventor 张志清任飞刘虹白琦申光辉陈安均敖晓琳胡欣洁
Owner SICHUAN AGRI UNIV
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