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Gardenia jasminoides fruit black tea and processing method thereof

A technology of yellow gardenia fruit and gardenia fruit, which is applied in the field of yellow gardenia fruit black tea and its processing, to achieve the effect of bright yellow tea soup without impurities, preventing oxidation loss, and sweet tea flavor

Inactive Publication Date: 2017-06-23
珠海仙茶美文化产业发展有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, the application of gardenia fruit mainly focuses on the extraction of gardenia yellow pigment, and the application in tea is even less. A gardenia anti-acne tea made from chrysanthemum and tea (green tea, black tea, scented tea) as the main raw materials. It adopts a simple mix and match method of various raw materials, and does not involve the field of black tea

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] Wash the freshly picked jasmine fruit, crush them, and pass through a 40-mesh sieve to obtain jasmine fruit powder; add the jasmine fruit powder to 5 times the weight of 70% ethanol solution, soak for 12 hours, and heat at 60°C Extract under reflux twice, each time for 1.5h, filter, and combine the filtrate; centrifuge the filtrate at 4000r / min for 10min, take the supernatant and concentrate it to a relative density of 1.1 and discharge.

[0022] The yellow gardenia fruit extract and black tea are prepared in a weight ratio of 1:5.

[0023] Evenly pile the black tea on the mat with a thickness of 10cm. Spray the yellow gardenia fruit extract on the black tea evenly in 3 times. Cover with cotton cloth after each spraying. After 2 hours, turn the pile and spray it, and pile it for 10 hours.

[0024] Put the fermented yellow gardenia fruit black tea in a baking tank, rotate the baking tank at a constant speed of 4r / min, steam it with saturated steam at 100°C for 15min, the...

Embodiment 2

[0027] Wash the freshly picked jasmine fruit, crush them, and pass through a 60-mesh sieve to obtain jasmine fruit powder; add the jasmine fruit powder to 6 times the weight of 80% ethanol solution, soak for 15 hours, and heat at 80°C. Extract under reflux for 3 times, each time for 2 hours, filter and combine the filtrates; centrifuge the filtrate at 5000r / min for 15min, take the supernatant and concentrate it to a relative density of 1.25 and discharge.

[0028] The yellow gardenia fruit extract and black tea are prepared in a weight ratio of 1:10.

[0029] Pile the black tea evenly on the mat with a thickness of 20cm. Spray the gardenia fruit extract evenly on the black tea three times. Cover with cotton cloth after each spraying. After 3 hours, turn the pile and spray it, and pile it for 15 hours.

[0030] Put the fermented yellow gardenia black tea in a baking tank, rotate the baking tank at a constant speed of 6r / min, steam it with saturated water vapor at 110°C for 25 m...

Embodiment 3

[0033] Wash the freshly picked jasmine fruit, crush them, and pass through a 50-mesh sieve to obtain jasmine fruit powder; add 5.5 times the weight of the jasmine fruit powder to 75% ethanol solution, soak for 13 hours, and heat at 75°C Extract under reflux 2.5 times, each time for 1.7h, filter, and combine the filtrate; centrifuge the filtrate at 4500r / min for 13min, take the supernatant and concentrate it to a relative density of 1.21 and discharge.

[0034] The yellow gardenia fruit extract and black tea are prepared in a weight ratio of 1:8.

[0035] Pile the black tea evenly on the mat with a thickness of 16cm. Spray the gardenia fruit extract evenly on the black tea 3 times, cover with cotton cloth after each spraying, spray while turning the pile after 2.5h, and pile up for 12h.

[0036] Put the fermented yellow gardenia black tea in a baking tank, rotate the baking tank at a constant speed of 5r / min, steam it with saturated water vapor at 105°C for 20min, then bake it ...

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Abstract

The invention discloses a Gardenia jasminoides fruit black tea and a preparation method thereof. Gardenin, gardenoside, crocin and other beneficial components in the Gardenia jasminoides fruit are extracted and concentrated, and are added in the black tea preparation process; the Gardenia jasminoides fruit and black tea are sufficiently fused and fermented; and thus, when being drunk for a long time, the black tea product is capable of clearing heat and soothing the nerves, and has the slight Gardenia jasminoides aroma among the tea aroma.

Description

technical field [0001] The invention relates to the field of food processing, in particular to a yellow gardenia black tea and a processing method thereof. Background technique [0002] Yellow gardenia, also known as gardenia, yellow gardenia, mountain gardenia, and Hakka people are called yellow fruit. Shrubs, 0.3-3 meters high; shoots often covered with short hairs, cylindrical, gray. Leaves opposite, leathery, rarely papery, at least 3 whorls, various leaf shapes, usually oblong-lanceolate, obovate-oblong, obovate or elliptic, 3-25 cm long, wide 1.5-8 cm, apex acuminate, suddenly long acuminate or short-pointed and blunt, base cuneate or short-pointed, often glabrous on both sides, upper part bright green, lower part darker; grows in wilderness at an altitude of 10-1500 meters, Hills, valleys, hillsides, thickets or forests by streams, produced in the south of the Yangtze River Basin in China, the fruit tastes bitter and cold, and is used for clearing away heat, purging...

Claims

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Application Information

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IPC IPC(8): A23F3/14A23F3/08
CPCA23F3/14A23F3/08
Inventor 谭郁俊温惠琴
Owner 珠海仙茶美文化产业发展有限公司
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