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Manufacturing technology of particle type green-core oolong black tea

A kind of oolong black tea, the technology of production process, applied in the direction of tea treatment before extraction, climate change adaptation, etc., can solve rare problems, achieve the effect of long-lasting aroma with floral and fruity aroma, thick taste, and simple preparation method

Inactive Publication Date: 2017-02-22
DONGGUAN LIANZHOU INTPROP OPERATION MANAGEMENT CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there are few studies on oolong black tea based on Qingxin Oolong at present.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0034] (1) Material selection: The high-quality fresh leaves of Qingxin Oolong, a tea tree that was collected in Zhangping Yongfu in May, are used as raw materials. The fresh leaves include one bud with one leaf, one bud with two leaves, and one bud with three leaves. and leaf pests.

[0035] (2) Green drying: The drying temperature is 25°C. Select a sun drying field with sufficient sunlight and good air circulation. Spread the fresh leaves evenly and thinly on the water sieve. The drying time is 15 minutes. The quality is soft, the surface luster disappears, the leaf color is dark green, the green air subsides and the fragrance of flowers gradually reveals. It is advisable to hold the second leaf at the base of the petiole. The moisture content of sun-dried green tea leaves is 65%.

[0036] (3) Cooling: Transfer the sun-dried green tea leaves to a ventilated place. The thickness of the tea leaves to be cooled is 5cm, and the cooling time is 2 hours. Do not further damage the ...

Embodiment 2

[0047] (1) Material selection: The high-quality fresh leaves of Qingxin Oolong, a tea tree that was collected in Yongfu, Zhangping in May, are used as raw materials. The fresh leaves include one bud and one leaf and one bud and two leaves.

[0048] (2) Green drying: The drying temperature is 30°C. Select a sun drying field with sufficient sunlight and good air circulation. Spread the fresh leaves evenly and thinly on the water sieve. The drying time is 30 minutes. The quality is soft, the surface luster disappears, the leaf color is dark green, the green air subsides and the fragrance of flowers gradually reveals, it is advisable to hold the second leaf at the base of the petiole, and the moisture content of sun-dried green tea leaves is 75%.

[0049] (3) Cooling: Transfer the sun-dried green tea leaves to a ventilated place. The thickness of the cooled tea leaves is 8cm, and the cooling time is 4 hours. Do not further damage the tea leaves during the cooling process, and just ...

Embodiment 3

[0060] (1) Material selection: The high-quality fresh leaves of Qingxin Oolong, a fine tea tree variety Qingxin Oolong collected in Yongfu, Zhangping in May, are used as raw materials.

[0061] (2) Green drying: The drying temperature is 28°C. Choose a sun drying field with sufficient sunlight and good air circulation. Spread the fresh leaves evenly and thinly on the water sieve. The drying time is 25 minutes. The quality is soft, the surface luster disappears, the leaf color is dark green, the green air subsides and the fragrance of flowers gradually reveals, it is advisable to hold the second leaf at the base of the petiole to droop, and the moisture content of sun-dried green tea leaves is 70%.

[0062] (3) Cooling: Transfer the sun-dried green tea leaves to a ventilated place. The thickness of the cooled tea leaves is 6cm, and the cooling time is 3 hours. Do not further damage the tea leaves during the cooling process, and just let them cool to room temperature.

[0063] (...

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Abstract

The invention provides a manufacturing technology of a particle type green-core oolong black tea. The manufacturing technology comprises the following steps of selecting one-bud and one-leaf, one-bud and two-leaves or one-bud and three-leaves type high-quality fresh leaves of good green-core oolong tea trees as raw materials, picking, airing green leaves, spreading, rocking the green leaves, cooling the green leaves, withering, rolling, fermenting, treating by a hot pot, baking, after-ripening and alcoholizing. The prepared particle type green-core oolong black tea has the advantages that the bitter and coarse tough taste of a raw material of summer and autumn tea is effectively decreased, and the particular quality of green-core oolong and black tea are combined; the fragrance is lasting, the fruit and flower fragrance is realized, the color is black with gold, the appearance is tight and curled, the soup is bright, and the taste is mellow and sweet.

Description

technical field [0001] The invention belongs to the field of tea processing, and in particular relates to a production process of granular Qingxin oolong black tea. Background technique [0002] Oolong tea is a unique tea in my country, with a strong floral aroma, and its aroma components come from the inherent free aroma of fresh leaves, the aroma produced by enzymatic action and thermophysical and chemical changes during processing. The aroma components of oolong tea are slowly formed during a series of processing reactions such as picking fresh leaves and then drying and shaking green leaves. Different varieties and different processes have an impact on the aroma components of oolong tea. In recent years, Zhangping Yongfu alpine oolong tea has gradually been favored by consumers for its unique quality. The aroma of Yongfu high mountain oolong tea is elegant and delicate, with a strong taste and long-lasting aftertaste, which has always been the characteristic of high mou...

Claims

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Application Information

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IPC IPC(8): A23F3/06A23F3/08
CPCA23F3/06A23F3/08Y02A40/90
Inventor 李风浪李舒歆
Owner DONGGUAN LIANZHOU INTPROP OPERATION MANAGEMENT CO LTD