A beverage dispensing device prepares and dispenses a beverage. The dispensing device includes a housing which has a beverage unit with a liquid inlet and a beverage outlet. The beverage unit has a receiver for at least one container containing a unit dose of concentrated beverage ingredient to be dispensed, and an ingredient discharge. The beverage unit has a liquid line. The liquid line first section extends from the base liquid inlet to a receiver liquid inlet to guide base liquid into the unit dose of beverage ingredient through the beverage discharge into the liquid line second section that extends from the ingredient discharge to the beverage outlet. A mixing chamber is defined in the liquid line. Temperature regulator is provided in the mixing chamber or the mixing chamber comprises an inlet for pressurized fluid for expanding the fluid in the mixing chamber.