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Method for preparing fresh green tea cold drink from Liuan Guapian tea

A technology of Lu'an melon slices and cold drinks, which is applied in the field of food processing, can solve the problems of low added value of products, achieve the effects of improving economic and social benefits, low production costs, and extending the processing industry chain

Active Publication Date: 2014-07-23
安徽迎驾山泉股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, brewing and drinking of Lu'an Guapian is the only way to eat, and the further fine processing of Lu'an Guapian is still blank, and the added value of the product is low

Method used

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Experimental program
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Embodiment Construction

[0016] A method for producing fresh green tea cold drinks by utilizing Lu'an Guapian, comprising the following steps:

[0017] (1) Select one bud with two leaves and one bud with three leaves on the top of the stem of Lu'an Guapian, then separate the fresh tea leaves from the tea stalks and spread them out at 26°C for 6 hours, with a leaf thickness of 2cm;

[0018] (2) Put the fresh tea leaves into the drum fixing machine according to the amount of leaves thrown at 600g / min. The temperature in the drum is controlled at 105°C, and the greening is done for 4 minutes. ;

[0019] (3) Crush the fresh Luan Guapian tea leaves after greening, pass through a 30-mesh sieve, then put them into distilled water according to the ratio of tea to water at 1:100, extract in a water bath at 75°C for 8 hours, and then place them in an ultrasonic oscillator to vibrate for 30 minutes at a frequency of 75kHz, then stand in an ice-water bath at 2°C for 15 hours, use 5 layers of coarse ...

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Abstract

The invention discloses a method for preparing a fresh green tea cold drink from Liuan Guapian tea. The method comprises the steps of treating fresh Liuan Guapian green tea subjected to fixation by low-temperature fresh leaf extraction, carrying out freeze concentration, than adding a fragrance extracting agent to realize natural fragrance extraction of a tea drink, then adding tannase and beta-cyclodextrin to carry out clarification and control sedimentation treatment, and carrying out ultrafiltration, high-temperature instant sterilization, vacuum filling and sealing to obtain the Liuan Guapian green tea drink. The prepared tea drink is rich in nutrition, has high health value, tastes delicate and fresh, is rich in fragrance, is limpid and bright in liquor color, does not have sediments after standing for a long time, is low in preparation cost, simple and easy to prepare and suitable for industrial production, has wide application prospect and has important significance of promoting the deep-processing level of Liuan Guapian green tea, prolonging a processing industrial chain and increasing economic and social benefits of the Liuan Guapian tea industry.

Description

technical field [0001] The invention relates to a method for producing fresh green tea cold drinks by using Lu'an melon slices, and belongs to the field of food processing. Background technique [0002] Tea beverages are made from water extracts of tea leaves or their concentrates, and instant tea powder as raw materials, and are processed to maintain the original flavor of tea. The main tea drink is oolong tea, followed by scented tea, and pure green tea and black tea are rare. Tea beverages have low-calorie, low-fat, low-sugar, natural and other characteristics, as well as various nutritional and health effects such as refreshing, quenching thirst, diuresis, aiding digestion, preventing cancer, and anti-aging. They meet consumers' requirements for healthy drinks and become people's favorite drink. [0003] At present, most of the raw materials of tea beverages come from Fujian and Zhejiang, including green tea, black tea, oolong tea, etc., but there is no tea resource...

Claims

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Application Information

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IPC IPC(8): A23F3/16
Inventor 倪永培陈兆东俞景圣
Owner 安徽迎驾山泉股份有限公司
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