A system and method for preparing a predetermined quantity of beverage suitable for consumption using an extractable product includes at least one disposable capsule; an apparatus comprising a fluid dispensing device for supplying an amount of fluid to the at least one capsule, a receptacle for accommodating the at least one capsule, and an outlet arrangement for supplying the beverage to a container, such as a cup. The at least one disposable capsule comprises a material barrier for enclosing an inner space comprising the extractable product. The disposable capsule further comprises a displaceable body conceived to interact with the material barrier for discontinuing at least an exit area thereof for enabling passage of the at least a portion of the beverage away from the capsule.