Abstract: The invention relates to a cartridge system (1) for producing a drink in a drink preparation machine, comprising a cartridge (2) that has a reservoir (6) filed with a drink substance (7), and a cartridge receiver (10) that can be reversibly connected to the cartridge, said cartridge receiver (10) comprising a mixing chamber (8) and a cartridge discharge device (34) which causes at least partial transfer of the drink substance (7) from the reservoir (6) into the mixing chamber (8), and said cartridge receiver (10) comprising a fluid supply (12) which opens into the mixing chamber (8). The invention also relates to the cartridge receiver (10) of the cartridge system (1), the drink preparation machine, and the corresponding method for producing a drink (70).

Abstract: Disclosed is a system for producing a beverage, in particular a cold beverage, comprising a cartridge that has a reservoir filled with a beverage substance, a beverage preparation unit with a cartridge receptacle into which the cartridge can be reversibly inserted, and a cartridge discharge device which causes at least partial transfer of the beverage substance from the reservoir into a mixing chamber; furthermore, the beverage preparation unit comprises a fluid supply which opens into the mixing chamber, or the system includes a movable plunger which is placed inside the reservoir and can be transferred from a starting position into a final position by means of the cartridge discharge device.