A coolant recirculation apparatus is for a beverage dispense system. The apparatus comprises a pump mechanism arranged to recirculate coolant via a coolant circuit from a coolant reservoir to a beverage dispense location having at least one dispense point at which beverage is dispensed; an agitation mechanism arranged to agitate coolant within the coolant reservoir; a data sensor arranged to sense temperature data associated with the coolant; and a control unit in communication with the pump mechanism, the agitation mechanism and the data sensor. The control unit is arranged to control the rate of operation of the agitation mechanism and the pump mechanism in response to the temperature data and according to a predefined property of the beverage dispense system.