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Method for preparing apple-flavored low-coffeine black tea

A low-caffeine black tea and apple technology, applied in the field of food processing, can solve the problem that black tea is difficult to meet the diversified needs of the market, and achieve the effect of reducing the caffeine content

Inactive Publication Date: 2014-12-03
镇江市丹徒区茗缘茶叶专业合作社
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Black tea is a fully fermented tea, which is made from suitable new tea tree leaves as raw materials and refined through a series of processes such as withering, rolling (cutting), fermentation, and drying. It is one of the traditional tea varieties, but as the market With the change of consumption, the traditional taste of black tea is difficult to meet the diversified needs of the market, especially the emergence of black tea drinks. Black tea is combined with a variety of fruits to form a variety of flavored drinks, while traditional tea cannot meet this market demand.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0020] A method for preparing apple-flavored low-caffeine black tea, comprising the steps of:

[0021] (1) The fresh tea leaves are graded according to the requirements of black tea, withered for 15 hours at a temperature of 24°C and a humidity of 65%, and the moisture content of the tea leaves is controlled at 60%.

[0022] (2) Spray the apple extract solution on the fresh tea leaves treated in step (1), and carry out rolling treatment for 1 hour; spray 10g of apple extract per 20kg of fresh tea leaves.

[0023] The preparation method of the apple extract is as follows: peel the apples and take the pulp, add vitamin C, the amount of vitamin C added is 1g of vitamin C per 1kg of apples; after crushing, apple puree is obtained, and ethanol solution is added to the apple puree, ethanol solution The concentration is 60% of the mass concentration, and the apple puree and ethanol solution are mixed at a volume of 1:6. Ultrasonic extraction is used, the extraction time is 18 minute...

Embodiment 2

[0030] A method for preparing apple-flavored low-caffeine black tea, comprising the steps of:

[0031] (1) The fresh tea leaves are graded according to the requirements of black tea, withered for 10 hours at a temperature of 30°C and a humidity of 75%, and the moisture content of the tea leaves is controlled at 65%.

[0032] (2) Spray the apple extract solution on the fresh tea leaves treated in step (1), and carry out rolling treatment for 1.5 hours; spray 12g of apple extract per 22kg of fresh tea leaves.

[0033] The preparation method of the apple extract is as follows: peel the apples and take the pulp, add vitamin C, the amount of vitamin C added is 1.5g of vitamin C per 1kg of apples; after crushing, apple puree is obtained, and ethanol solution, ethanol is added to the apple puree. The concentration of the solution is 60% by mass, and the apple puree and the ethanol solution are mixed at a volume ratio of 1:6. Ultrasonic extraction is used, the extraction time is 20 m...

Embodiment 3

[0040] A method for preparing apple-flavored low-caffeine black tea, comprising the steps of:

[0041] (1) The fresh tea leaves are graded according to the requirements of black tea, withered for 8 hours at a temperature of 34°C and a humidity of 80%, and the moisture content of the tea leaves is controlled at 72%.

[0042] (2) Spray the apple extract solution on the fresh tea leaves treated in step (1), and carry out rolling treatment for 2 hours; spray 15g of apple extract per 25kg of fresh tea leaves.

[0043] The preparation method of the apple extract is as follows: peel the apples and take the pulp, add vitamin C, the amount of vitamin C added is 2g of vitamin C per 1kg of apples; after crushing, apple puree is obtained, and ethanol solution is added to the apple puree, ethanol solution The concentration is 60% of the mass concentration, and the apple puree and ethanol solution are mixed at a volume of 1:6. Ultrasonic extraction is used, the extraction time is 22 minute...

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PUM

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Abstract

The invention relates to the field of food processing, and in particular relates to a method for processing apple-flavored low-coffeine black tea and an apple-flavored low-coffeine black tea product. The method comprises the following steps of grading fresh tea leaves according to a black tea requirement, and withering the tea leaves under a certain humidity and temperature condition; spraying an apple extract solution to the fresh tea leaves and rolling; performing fermentation on the rolled leaves; washing the fermented leaves with hot water; centrifugally dewatering the leaves; shaping the dewatered leaves; drying the tea leaves. According to the method disclosed by the invention, coffeine in the tea leaves can be effectively removed, the coffeine content of a tea raw material is reduced, and the apple flavor can be realized; therefore, the tea has the fruit flavor just like beverage and can meet more market requirements.

Description

technical field [0001] The invention relates to the field of food processing, in particular to a processing method and product of apple-flavored low-caffeine black tea. Background technique [0002] Black tea is a fully fermented tea, which is made from suitable new tea tree leaves as raw materials and refined through a series of processes such as withering, rolling (cutting), fermentation, and drying. It is one of the traditional tea varieties, but as the market Due to changes in consumption, traditional black tea cannot meet the diverse needs of the market, especially with the emergence of black tea beverages. Black tea is combined with a variety of fruits to form a variety of flavored drinks, while traditional tea cannot meet this market demand. At the same time, the content of caffeine in tea is about 3-5%, which is a characteristic flavor component and an important quality component of tea, and has a certain health care effect. However, the elderly, pregnant women, chi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23F3/14A23F3/06
Inventor 汪月霞
Owner 镇江市丹徒区茗缘茶叶专业合作社
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