Patent ID: 8312806

Claim:
A system for preparing a predetermined amount of beverage suitable for consumption, the system comprising: an exchangeable holder and an apparatus provided with a fluid dispensing device which is detachably connected to the holder for dispensing at least one amount of at least a first fluid, such as a liquid and/or a gas, in particular such as water and/or steam, under pressure to the exchangeable holder, wherein the exchangeable holder includes: at least one storage space which is filled with a second fluid such as a concentrate, at least a first mixing chamber, at least one outflow opening which is in fluid communication with the first mixing chamber for dispensing the beverage from the first mixing chamber, while, in use, there is at least one fluid communication between the storage space and the first mixing chamber for dispensing the second fluid to the first mixing chamber, at least one inlet opening which is detachably connected to an outlet opening of the fluid dispensing device for supplying the first fluid to the first mixing chamber, a dosing device which is designed for supplying the second fluid in a dosed manner from the storage space to the first mixing chamber by supplying a third fluid in a controllable manner, under pressure, to the second fluid in the storage space, while the fluid dispensing device is designed for supplying the first fluid under pressure to the first mixing chamber so that in the first mixing chamber the first fluid and the second fluid mix together for obtaining the beverage which, then, leaves the exchangeable holder via the outflow opening; wherein the third fluid is a gas.