Method for the preparation of beverages

摘要

A cartridge (1) for use in a beverage preparation machine, the cartridge containing one or more beverage ingredients (200) and being formed from substantially air- and water-impermeable materials, the cartridge comprising an inlet (121) for the introduction of an aqueous medium into the cartridge and an outlet (122) for discharge of a beverage produced from the one or more beverage ingredients, wherein the one or more beverage ingredients is a liquid ingredient and the cartridge comprises an eductor (71,128) which acts to entrain air into the beverage.