Capsule and system for preparing a beverage comprising soluble substance

Abstract

An exchangeable capsule for preparing a predetermined quantity of beverage suitable for consumption is disclosed. The exchangeable capsule comprises a circumferential wall, a bottom, closing the circumferential wall at a first end, and a lid closing the circumferential wall at a second end opposite the bottom. The wall, the bottom and the lid enclose an inner space comprising beverage ingredient for preparing the beverage. The bottom comprises an entrance area for supplying fluid to the ingredient, wherein the lid comprises an exit area for draining beverage from the capsule. The beverage ingredient comprises at least a soluble substance. The exit area comprises an exit filter that is adapted to substantially prevent non-dissolved soluble substance from leaving the capsule. A system for preparing a beverage comprising such a capsule and a method for preparing a beverage is also disclosed.