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Hawthorn leaf dark tea and preparation method thereof

A hawthorn leaf dark tea and hawthorn leaf technology, applied in the direction of tea substitutes, etc., can solve the problems of low industrial additional profit, poor utilization level of hawthorn leaf resources, and low comprehensive utilization rate of hawthorn industry, so as to improve the green taste and shorten the time. Fermentation cycle, low price effect

Inactive Publication Date: 2015-12-02
INST OF AGRO FOOD SCI & TECH CHINESE ACADEMY OF AGRI SCI
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] The purpose of the present invention is to solve the problems of low comprehensive utilization rate of hawthorn industry, poor utilization level of hawthorn leaf resources, serious product homogeneity, and low industrial additional profit.

Method used

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Comparison scheme
Effect test

Embodiment 1

[0046] In the present embodiment, the purpose of the present invention can be achieved through the following technical solutions:

[0047] A preparation method of hawthorn leaf dark tea, it comprises the steps:

[0048] a) selection step, the hawthorn leaves are selected;

[0049] b) the withering step, spreading the selected hawthorn leaves in a ventilated place to prepare withered hawthorn leaves;

[0050] c) steam de-enzyming step, using natural heating water vapor to prepare de-enzyme hawthorn leaves;

[0051] d) kneading-stacking alternate fermentation step, with one kneading and one stacking as a fermentation cycle, the fermentation preparation of hawthorn leaves is completed through 4 fermentation cycles, and fermented hawthorn leaves are prepared;

[0052] e) a drying step, drying the leaves to a moisture content of less than 10%,

[0053] Through the above steps a)-e), the hawthorn leaf black tea is thus prepared.

[0054] In the step a) of the above method, the s...

Embodiment 2

[0063] In the present embodiment, the purpose of the present invention can be achieved through the following technical solutions:

[0064] A preparation method of hawthorn leaf dark tea, which comprises the following steps: a) selecting step, selecting hawthorn leaves;

[0065] b) the withering step, spreading the selected hawthorn leaves in a ventilated place to prepare withered hawthorn leaves;

[0066] c) steam de-enzyming step, using natural heating water vapor to prepare de-enzyme hawthorn leaves;

[0067] d) kneading-comiling alternate fermentation steps, with one kneading and one composting as a fermentation cycle, the fermentation preparation of hawthorn leaves is completed through 5 fermentation cycles, and fermented hawthorn leaves are prepared;

[0068] e) a drying step, drying the leaves to a moisture content of less than 10%,

[0069] Through the above steps a)-e), the hawthorn leaf black tea is thus prepared.

[0070] In step a) of the above method, the select...

Embodiment 3

[0079] In the present embodiment, the purpose of the present invention can be achieved through the following technical solutions:

[0080] A preparation method of hawthorn leaf black tea, which comprises the following steps:

[0081] a) selection step, the hawthorn leaves are selected;

[0082] b) the withering step, spreading the selected hawthorn leaves in a ventilated place to prepare withered hawthorn leaves;

[0083] c) steam de-enzyming step, using natural heating water vapor to prepare de-enzyme hawthorn leaves;

[0084] d) kneading-stirring alternate fermentation steps, with one kneading and one fermenting as a fermentation cycle, the fermentation preparation of hawthorn leaves is completed through 4 to 5 fermentation cycles, and fermented hawthorn leaves are prepared;

[0085] e) a drying step, drying the leaves to a moisture content of less than 10%,

[0086] Through the above steps a)-e), the hawthorn leaf black tea is thus prepared.

[0087] In step a) of the a...

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Abstract

The invention relates to a method for preparing hawthorn leaf dark tea. The preparation method comprises the following steps: a step a of performing selection; a step b of performing withering; a step c of performing steam de-enzyme; a step d of performing rolling-piling alternate fermentation, taking one-time rolling and one-time piling as a fermentation period, finishing fermentation preparation of hawthorn leaves in 4-5 fermentation periods, and obtaining fermented hawthorn leaves; a step e of performing drying, and obtaining the finished product hawthorn leaf dark tea. According to the method, the problems that presently, the industrial comprehensive utilization rate of hawthorn is low, the hawthorn leaf resource utilization level is poor, the product similarity is severe, and the additional profit is low can be solved.

Description

technical field [0001] The invention belongs to the technical field of tea, and relates to a dark tea and a preparation method thereof, in particular to a dark tea with hawthorn leaves as raw materials and a preparation method thereof. Background technique [0002] Modern studies have shown that hawthorn leaves are rich in nutritional and functional components such as flavonoids, triterpenoids, vitamins, amino acids, etc., some of which are even higher than hawthorn fruit. [0003] At the same time, medical research has also found that hawthorn leaves have the functions of preventing cardiovascular diseases, lowering blood sugar and lipids, delaying aging, and antibacterial effects. [0004] Every year, the output of hawthorn leaves in my country is huge and the resources are abundant. Yet my country's hawthorn leaf product kind is few, only the tea bag that hawthorn leaf and other Chinese herbal medicines are compounded on the market at present, and taste is relatively sin...

Claims

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Application Information

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IPC IPC(8): A23F3/34
Inventor 王锋顾丰颖梁俊弓威贺凡宁吉英高萍萍
Owner INST OF AGRO FOOD SCI & TECH CHINESE ACADEMY OF AGRI SCI
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