Described is a device for dispensing liquid or semi-liquid food products comprising a supporting member (4), mounted at the outlet of a processing cylinder (2), the supporting member (4) having a dispensing duct (6) for the processed product. The dispensing duct (6) has a product inlet port (8), in communication with the outlet of the processing cylinder (2), and a product dispensing port (10). The device (1) further comprises a shutter (12), which is at least partly inserted in the dispensing duct (6) and which is movable between a duct (6) and dispensing port (10) closed first position, and a duct (6) and dispensing port (10) open second position, and a shutter (12) actuating lever (14) connected to the supporting member (4), for moving the shutter (12) from the closed first position to the open second position, and vice versa. In particular, the device (1) comprises means (16) for rapid assembly/disassembly of the lever (14) to/from the supporting member (4).