Capsule for containing beverage ingredients

A system for preparing a predetermined quantity of beverage suitable for consumption using an extractable product, comprising:

• an exchangeable capsule;
• and
• an apparatus comprising a fluid dispensing device for supplying an amount of a fluid, such as water, under pressure to the exchangeable capsule, and a receptacle for holding the exchangeable capsule;
• wherein the exchangeable capsule comprises a circumferential first wall, a second wall closing the circumferential first wall at a first end, and a third wall closing the circumferential first wall at a second, open, end opposite the second wall, the first, second and third wall enclosing an inner space comprising the beverage ingredients, wherein the capsule comprises a sealing member for achieving a sealing effect between the capsule and the beverage production device;
• wherein at least one of the first, second and third wall of the capsule as such is configured to act as the sealing member.

A method for preparing a predetermined quantity of beverage suitable for consumption using an extractable product, the method comprising:

• providing an exchangeable capsule;
• providing an apparatus comprising a receptacle for holding the exchangeable capsule;
• arranging the exchangeable capsule abutment with a support surface of the receptacle, wherein a wall of the capsule acts as a sealing member to achieve a fluid tight seal between the capsule and the beverage production device;
• and
• supplying fluid under pressure to the extractable product for preparing the beverage.