The present invention relates to a method for preparing a mushroom, comprising: (a) preparing a mushroom by pulverizing the mushroom to a size of 500 mu m to 900 mu m； (b) pulverizing the mushroom to a size of 10 mu m to 200 mu m； (c) grinding the horseshoe mushroom to a size of 100 mu m to 500 mu m； (d) the mushroom powder of step (a): the mushroom powder of step (b): the mushroom powder of step (c) at a weight ratio of 4: 4: 2 to 5: 4: 1 ； (e) mixing 10 g to 500 g of the mixed powder of step (d) per 1 kg of edible water, and extracting the mixture at a temperature of 90 ° C to 100 ° C for 1 hour to 2 hours； (f) cleaning the host by washing with drinking water； (g) adding the host of step (f) to the material of step (e) and boiling for 1 to 3 hours at a temperature of 90 ° C to 100 ° C； (h) dehydrating and preparing the mature host of step (g)； (i) feeding the dehydrated host of step (h) into a culture vessel； (j) culturing the seedlings of the step (i) at a temperature of 18 ° C to 30 ° C for 5 days to 10 days by inoculating the seedlings with the seedlings； (k) cultivating the cultured host of step (j) at a temperature of 20 ° C to 26 ° C for 7 days to 15 days under a humidity of 85% to 96%； (1) drying the cordyceps of step (k) to a moisture content of 15% or less； (m) preparing the cordyceps of the step (l) by pulverizing to a size of 100 탆 to 500 탆； (n) mixing the powdery mildew of step (m) in an amount of 10g to 100g per 1kg of edible water, extracting the mixture at a temperature of 90 ° C to 100 ° C for 1 hour to 2 hours, and then cooling the mixture to 10 ° C to 35 ° C； (o) mixing the extract of step (n): coffee beans at a weight ratio of 1: 1 to 1: 5, and fermenting the mixture at 15 ° C to 40 ° C for 1 day to 5 days； (p) drying the fermented coffee bean of the step (o) to a moisture content of 15% or less； (q) roasting the dried green beans of step (p) and commercializing them.본 발명은 (a) 차가버섯을 500㎛ ~ 900㎛의 크기로 분쇄하여 준비하는 단계； (b) 상황버섯을 10㎛ ~ 200㎛의 크기로 분쇄하여 준
