A filling head apparatus for producing frozen confectionery products is provided, the filling head 1 comprising a tubular housing 3 which surrounds and is coaxial with a piston 10, the tubular housing 3 comprising first and second chambers, the first chamber 5 having two or more inlets 6 and an outlet 12, the second chamber 7 having an inlet 8 and opening onto the inside of the housing 3 the piston having a longitudinal passage 20 which has an exit opening 22 at the lower end of the piston 10 and a plurality of entry openings 24 into the circumferential surface of the piston means for supplying a frozen confection to the inlets 6 of the first chamber and means for supplying a filling to the inlet 8 of the second chamber wherein the piston 10 is longitudinally movable within the housing between a closed position and an open position such that when the piston is in the closed position it closes the outlet of the first chamber and when the piston is in the open position the entry openings communicate with the second chamber,
