A coffeemaker composed of: a plurality of infusion heads that can each receive a predetermined quantity of a product to be infused; a common hydraulic circuit including, connected in series: a water reservoir; a flow meter for measuring the rate of flow of water from said reservoir; a pump; a heater; and a plurality of parallel outlet tubes each connected to an outlet of the heater, the heater and the pump being operative to deliver water from the reservoir to the heater through the flow meter; a control unit connected to the flow meter and the pump being for controlling the operation of the coffeemaker; and distribution devices connected in series with each of the outlet tubes and connected to be controlled by the control unit for delivering water or steam to each of infusion head as a function of signals received from the flow meter.