System for making an infused beverage, comprising - at least one infusion assembly of a machine for preparing infused beverages; - at least one capsule containing an aromatic substance for the preparation of an infused beverage through interaction with a liquid; said capsule comprising: - a cup-shaped body comprising a recess having a depth adapted to contain a predetermined amount of an aromatic substance; said body comprising at least one side wall and a bottom and running around a vertical axis (X-X); - said at least one first infusion assembly comprising: - a first infusing member, comprising a recess adapted for accommodating at least partially said capsule, - a second infusing member, adapted for cooperating with said first infusing member so as to at least partially close said recess to define an accommodating seat with said first infusing member; wherein: - said at least one capsule comprises first coupling means; - said at least one infusion assembly comprises second coupling means adapted to removably engage said first coupling means - said first coupling means comprise at least one radially protruding member or radial recess; - said second coupling means comprising at least one radial recess or radially protruding member shaped to couple respectively with the corresponding radial recess or radially protruding member of the first coupling means; - said first coupling means comprise at least one radial groove arranged on the radially outer surface of said side wall; characterised in that: - said capsule comprising a disc-shaped member comprising a plurality of holes for the water passage and adapted to be at least partially inserted in the recess; said disc-shaped member is shaped to abut against at least one shoulder formed by said at least one groove. - at least one infusion assembly of a machine for preparing infused beverages; - at least one capsule containing an aromatic substance for the preparation of an infused beverage through interaction with a liquid; said capsule comprising: - a cup-shaped body comprising a recess having a depth adapted to contain a predetermined amount of an aromatic substance; said body comprising at least one side wall and a bottom and running around a vertical axis (X-X); - said at least one first infusion assembly comprising: - a first infusing member, comprising a recess adapted for accommodating at least partially said capsule, - a second infusing member, adapted for cooperating with said first infusing member so as to at least partially close said recess to define an accommodating seat with said first infusing member; - said at least one capsule comprises first coupling means; - said at least one infusion assembly comprises second coupling means adapted to removably engage said first coupling means - said first coupling means comprise at least one radially protruding member or radial recess; - said second coupling means comprising at least one radial recess or radially protruding member shaped to couple respectively with the corresponding radial recess or radially protruding member of the first coupling means; - said first coupling means comprise at least one radial groove arranged on the radially outer surface of said side wall; - said capsule comprising a disc-shaped member comprising a plurality of holes for the water passage and adapted to be at least partially inserted in the recess; said disc-shaped member is shaped to abut against at least one shoulder formed by said at least one groove.