A food processor appliance for cutting food articles into a desired form, includes a housing having a feed chute; a pusher member for pushing food articles through the feed chute into the housing; a cutter device within the housing mounted for reciprocatory movements transversely across the outlet end of the feed chute for cutting food articles fed therethrough into the desired form; and an electrical drive unit including an electrical motor removable from the housing to facilitate cleaning the cutting device. The electrical drive unit includes an interlock electrical switch normally disabling the drive unit but actuatable to enable it, and the feed chute includes an actuator laterally thereof for actuating the interlock electrical switch, and thereby the drive unit, when the drive unit is located in its proper position the top wall of the housing.