Green tea juice clarification method

Abstract

The present invention relates to a green tea juice clarification method and belongs to the processing field of drink and especially green tea drink. The green tea juice clarification method comprises the following steps: green tea leaves are taken and cleaned, deionized water of 10-12 times of the weight of the tea leaves at a temperature of 95 DEG C is added, the tea leaves are subjected to temperature constant water bath at a constant temperature of 90 DEG C for 15 min, then the treated tea leaves are filtered using a 200 mesh filtering cloth, the filtrate is cooled to obtain a tea juice, then at room temperature, a clarifying agent is added into the tea juice, and the mixture is stirred and filtered after 60 min to obtain clarified green tea juice. The prepared green tea juice by the green tea juice clarification method is good in clarification effects and the light transmission is more than 97.6%. Besides, the green tea juice has no big differences in tastes and fragrance compared to the control. The main ingredients of the prepared green tea are less in changes and the soup color is more clarified and translucent.

Description

technical field [0001] The invention relates to a method for clarifying green tea juice, which belongs to the field of beverage processing, especially green tea beverage processing. Background technique [0002] China is the first country in the world to use tea, but the drinking of tea originated from the legends and myths of Shennong. "Shen Nong's Materia Medica" contains: "Tea as a drink originated from Shennong". Since the Qin and Han Dynasties, tea drinking has gradually spread the word. Tea is becoming more and more respected by the world due to its rich nutritional content, as well as various functional components such as tea polyphenols, caffeine, and flavonoids, and the use of tea or tea deep-processing products as beverages is becoming more and more popular in the world. Since the emergence of tea beverages in the 1970s, they have seized the beverage market with a strong momentum of development. Domestic production of tea beverages is also in the ascendant, and pr...

AI Technical Summary

Problems solved by technology

[0003] In the production of tea beverages, the clarification of tea juice is the key to the production. Although great progress has been made in production technology after decades of research and development, due to the different components in the tea species and the complex changes in the composition of tea juice, The influence of other factors has not been well resolved in the clarification of tea juice

Images