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Oat flour and processing method thereof

A processing method and technology of oat flour, applied in the field of food processing, can solve the problems of fat oxidation and clogging of the mill, and achieve the effects of long shelf life, strong operability and advanced technology

Inactive Publication Date: 2018-10-09
徐小芹
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Different parts of the raw oat grains are processed separately, which solves the problems of clogging the mill and fat oxidation during the oat milling process

Method used

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Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0015] The invention comprises the following operation steps: raw raw oat grains inactivating enzymes, skin milling, screening, heart milling, screening, powder blending, and packaging.

[0016] Because of the infrared enzyme inactivation treatment, it solves the problem of blocking the mill during the milling process and prevents oxidative rancidity during the storage of oats.

[0017] The specific operation steps are as follows:

[0018] 1. Enzyme elimination: After adjusting the moisture content of oat grains to 20%, use infrared high temperature at 550°C for 20s to inactivate enzymes. The starch is partially gelatinized, the flavor of oats is improved, and the shelf life of the final product is improved. Enzyme activity is completely inactivated under high temperature and high humidity conditions. Then spread out to cool down, and dry until the moisture content is 10-11%. The β-glucan content of raw oats is about 4.5%.

[0019] 2. Skin grinding: use a skin grinding roll...

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Abstract

The invention discloses oat flour and a processing method thereof. The process flow of the processing method includes milling and screening, and the processing method is characterized in that the process flow also includes enzyme deactivation. The process flow includes performing enzyme deactivation after oat seeds are cleaned, performing breaking milling, screening, performing reduction milling,screening, performing flour proportioning and packaging. The enzyme deactivation technology includes employing infrared rays to deactivate enzymes for 20 sec to make starch partially gelatinized, andtherefore, oat flavor can be improved, and the shelf-life of final products can be enhanced, the beta-glucan content of oat raw materials being 4.5%. The technology is advanced; the problems of easy blocking of a flour mill during an oat milling process and fat oxidation rancidity caused by enzymatic activities of oat flour can be solved; and the produced oat flour has long shelf-life and bright color. The steamed bread and noodle processed by the oat flour has unique and smooth taste, fragrant flavor and high water absorption; and cakes processed by the oat flour are soft and good in fragrance.

Description

technical field [0001] The invention relates to a grain processing method, in particular to an oat flour and a processing method thereof. Background technique [0002] Oatmeal can lower cholesterol and prevent cardiovascular diseases. It is pointed out that the component of oatmeal that can lower cholesterol is β-glucan. In addition, β-glucan in oats can help stabilize blood sugar levels, which is beneficial to diabetics. However, because the high content of fat in oats can easily lead to blockage of mills and oxidative rancidity during processing, the application range of oats in food processing is greatly limited. Contents of the invention [0003] The present invention provides a kind of oat flour and its processing method and quality control standard in order to solve the above-mentioned weak point of prior art. Different parts of the raw oat grains are processed separately, which solves the problems of clogging the mill and fat oxidation during the oat milling pro...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23L7/10A23B9/04
CPCA23B9/04A23V2002/00A23V2300/31A23V2300/24
Inventor 徐小芹
Owner 徐小芹
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