The present invention relates to a method for producing a chitosan powder, which comprises removing chicken hairs and viscera and then adding 100 to 150 parts by weight of a salt of mannitol, 100 to 120 parts by weight of sugar, 50 to 100 parts by weight of chitosan, 1 to 3 parts by weight of chitosan powder, A dipping step of immersing the drench liquid in which the dandruff liquid comprising the ginger powder 0.5-1 parts by weight and the cinnamon powder 0.5-1 part by weight in a chicken removed from hair and viscera； An aging step of putting a crushing material comprising chicken, aged enzyme, paste crushed cucumber and pineapple in a pottery pot and aging at a low temperature of 0 to 2 DEG C for 48 to 60 hours； 10 ~ 20g of laurel leaves, 10 ~ 20g of gojippon, 10 ~ 20g of ginseng root, 10 ~ 20g of ginseng root, 10 ~ 20g of gugija, 10 ~ 10 to 20 g of garlic, 10 to 20 g of garlic, 10 to 20 g of shiitake mushroom, 10 to 20 g of shiitake mushroom, 10 to 20 g of bellflower, 10 to 20 g of wormwood, 10 to 20 g of wormwood, Herbaceous group consisting of 10 to 20 g and unrefined sugar at a weight ratio of 2: 0.8 to 1.2 are mixed in a closed container for 20 to 50 days, and the solid matter is filtered to prepare a liquid herbicide fermented product Herbal fermentation stage； 130 to 200 parts by weight of the herb fermentation fermented in the herb fermentation step, 80 to 100 parts by weight of soy sauce, 50 to 80 parts by weight of onion juice and 5 to 10 parts by weight of shrimp powder are aged for 2 to 4 days, 10 to 30 parts by weight of purified water, 30 to 60 parts by weight of red pepper powder, 5 to 10 parts by weight of miso, 5 to 10 parts by weight of starch syrup, 2 to 3 parts by weight of ginger, 2 to 3 parts by weight of garlic And 1 to 2 parts by weight of pepper are mixed； And a cooking step of adding 60 to 70% by weight of chickens cut by the aging step, 15 to 20% by weight of chickens, 10 to 20% by weight of sauce sauce and 0.5 to 1% by weight of glutin
