Beverage maker with adjustable brew chamber

A water for and a buffer granular material regulation beverage drinking preparer a water supplying structure (7, 9, 11, 45) of water supplying structure (7, 9, 11 and 45) other regulation chamber (13), the button hole (13) other distribution pipeline (19; 37). The part (14) can be adjusting, for adjusting button chamber (13) in operation. The adjusting structure (23, 24, 25, 26, 27, 28, 29, 32) is a regulating the part (14). The adjusting structure (23, 24, 25, 26, 27, 28, 29 and 32) are responses, wherein the particle amount of the button hole (13) is provided, and an regulatings.