The invention discloses Longjing tea and a preparation method thereof. The Longjing tea comprises, by weight, 40-50 parts of florists chrysanthemum, 40-50 parts of wolfberry, 40-50 parts of
lotus plumule, 30-40 parts of boat-fruited
sterculia, 30-40 parts of shredded dried orange peel, 30-40 parts of haw, 50-60 parts of Longjing tea, 40-50 parts of granulated
sugar, 4-5 parts of
gracilaria lemaneiformis, 5-6 parts of coconut meat, 3-4 parts of pea sprout, 5-6 parts of
pleurotus ostreatus juice, 9-10 parts of chitterlings, 12-15 parts of green grape juice, 2-3 parts of yellow tea, 4-5 parts of
mung bean powder, 4-5 parts of steamed egg, 3-4 parts of tomato paste, 0.5-1 part of apple flower, 0.5-1 part of cherokee rose-hip, 1-2 parts of perilla leaf, 1-2 parts of
cassia seed, 1-2 parts of pseudo-
ginseng flower, a proper amount of water and 40-50 parts of a
nutrition auxiliary agent. The chitterlings and yellow tea are boiled in the green grape juice so that an
odor is removed, yellow tea delicate fragrance and green grape nutrients are obtained and effects of dispelling wind and dissipating heat, nourishing liver and improving eyesight, cooling and removing toxins, removing internal heat, disinhibiting
throat and gula are obtained.