Manufacturing method of black tea
A production method and technology of dark tea, which is applied in tea treatment before extraction, etc., can solve problems such as rough taste, impure aroma, cloudy soup color, etc., and achieve extremely low pesticide residue content, clear soup color, strong aroma and sweet fragrance Effect
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Embodiment 1
[0016] Example 1. A kind of preparation method of dark tea, comprises the steps:
[0017] A. Picking fresh leaves;
[0018] B. Fixing: take fresh leaf raw materials, check that the pesticide residues do not exceed the standard, and then place them in the roller fixing machine for fixing for 2 minutes. During finishing, the temperature of the roller is controlled at 240-260°C, and the rotating speed of the roller of the roller fixing machine is 28r / min;
[0019] C. Kneading: including initial kneading, drying and dehydration, and re-kneading; the first kneading is, after the fresh leaves are finished, at a temperature of 22-26 ° C and a humidity of 80-90%, the tea leaves after the greening are placed in the kneading process. Knead in the machine for 15 minutes, the loading of the kneading cylinder should be filled and slightly compacted by hand, and the rotating speed of the kneading machine is 50r / min; the drying and dehydration is as follows: the temperature is 130-140°C, dr...
Embodiment 2
[0023] Embodiment 2. a kind of preparation method of dark tea, comprises the steps:
[0024] A. Picking fresh leaves;
[0025] B. Fixing: Take fresh leaf raw materials, check that the pesticide residues do not exceed the standard, and then place them in the drum fixing machine for 1-5 minutes. When finishing, the temperature of the drum is controlled at 200-280 ° C, and the speed of the drum of the drum fixing machine is 25-35r / min;
[0026] C. Kneading: including initial kneading, drying and dehydration, and re-kneading; the first kneading is, after the fresh leaves are finished, at a temperature of 18-28°C and a humidity of 75-95%, the tea leaves after the greening are placed in the kneading process. Knead in the machine for 10-20min, the loading capacity of the kneading cylinder should be filled and slightly compacted by hand, the speed of the kneading machine is 45-55r / min; the drying and dehydration is as follows: the temperature is 120-150°C 20-25min, so that the wate...
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