A beverage manufacturing pack according to an embodiment of the present invention may comprise: a flexible container having a beverage manufacturing space formed therein; a pack body, to which the flexible container is coupled, which has a pack opening formed therein so as to communicate with the beverage manufacturing space, and which has a seating portion formed thereon so as to be seated on a fermentation tank module; a tube connected to the lower portion of the pack body and contained in the flexible container; and a cap for exposing/covering the pack opening.