Production of black jujube leaf tea

Black jujube leaf tea is rich in vitamin C, amino acids, flavonoids and other ingredients that are beneficial to the human body.

The specific manufacturing process is as follows:

1. Leaf picking and treatment: leaf picking should be carried out from July to October, and fresh leaves free of diseases and insect pests should be selected. After harvesting, the leaves should be hung in an indoor ventilated place to facilitate the formation of amino acids in the leaves. After an hour of drying, the leaves should be transversely cut into fragments of the same specifications.

Second, kill green: the purpose is to use high temperature to destroy the enzyme activity of fresh leaves and prevent the oxidative decomposition of vitamin C and other components in leaves. The method is to blanch the chopped fresh leaves in a 100 ℃ heat for 1 minute, then immediately remove them and soak them in cold water. Cold soaking can further consolidate the color and keep nutrients from being lost.

Third, knead and twist: after cold soaking, spread the broken leaves slightly, then hold them tightly with your hands and roll forward in one direction on the plank, in the same direction and gently, otherwise, the leaves will spread out. Push and roll for a few minutes, spread out and knead repeatedly until the leaf juice is attached to the leaf surface and the hands feel lubricated.

Fourth, drying: put the crumpled leaves into a hot pot, turn and boast repeatedly with wood steaks in the pot, when the broken leaves are not sticky and have a slightly prickly feel, you can start the pot and place them in a bamboo cage, and then bake them on a charcoal fire without open fire. When holding the leaves by hand has an obvious sting feeling, and 90% discount is cut off to meet the drying requirements.

Packaging: after the baked tea leaves are hung and cooled, the dust and impurities are removed with a dustpan, and then they can be packed according to color, shape and taste.

Ingredients: the black jujube green tea is made by the above process. If this is used as the blank, it can be prepared with other natural plants into health tea, slimming tea, medicinal tea and so on. However, no matter what kind of ingredients, generally not more than 30% of the total tea.