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Persimmon leaf tea processing technology
Persimmon leaf tea is a new type of health drink made from persimmon leaves. Persimmon leaves contain tannins, choline, proteins, minerals, sugar, flavonoids and other substances that are useful to the human body. In particular, vitamin C is rich in vitamin C1g per 100g of fresh persimmon leaves. Regular consumption of persimmon leaf tea has various health care functions such as convenient urination, blood purification, antibacterial swelling, and the like. The processing technology points are as follows: Collect leaf at a proper time. The time for collecting persimmon leaves is appropriate for summer and autumn, when the fruits are basically shaped, and the persimmon leaves are thick, with rich nutrients, and the medicinal effect is the best. After September, the persimmon leaves turned cold with the weather, the chlorophylls gradually decreased, the leaves became red, and the nutrients decreased significantly. It is not appropriate to further process the persimmon leaf tea. 2. Rinse away. The collected persimmon leaves are first washed with clean water and drained, and then the leaf stems are removed and the coarse and hard veins are removed. 3. Moderately calm. Fixing can fix the freshness of raw materials, keep the colors bright, and at the same time destroy the oxidases in the tissues and prevent the oxidative decomposition of vitamin C and other components in the leaves of persimmon. By fixing, it can destroy the surface cells of raw materials and speed up the exudation of water, which is conducive to drying. When fixing, the persimmon leaves are placed in a bamboo basket, placed in a 100C boiling water pot and immersed for 2 to 3 minutes, and immediately spread out to cool. 4. Shred and rub. Cool the persimmon leaves with a knife and cut them into filaments. Place them on a smooth wooden board and gently knead them by hand for 3 to 5 minutes. Spread them evenly on the bamboo blinds, dry them in a ventilated place or dry in a drying room. During the drying process, avoid direct sunlight, soaking in rain, and check and turn to prevent mouldiness. preservation method. The fully dried persimmon leaf tea is sealed and packaged in a plastic packaging bag or placed in another sealed container. When stored in a cool, cool, and dry place, 1 g of persimmon leaf tea is added with 350 ml of boiling water. Persimmon leaf tea can not be co-drinked with alkaline beverages such as coffee and red green tea so as not to reduce the efficacy.