To cope with many kinds of foods by a food supplying device.

This device is provided with a hopper 1 to be a food storing part having a food take-out port 3 at the bottom part and a food discharge mechanism 8 for discharging food A stored in the hopper 1 from the food take-out port 3 to a food discharge port 9. Internal volume of the food discharge mechanism 8 is constituted to be changed by coping with the kind of the discharged food A. The internal volume of the food discharge mechanism 8 can be changed by coping with the kind (the size or the shape, etc., for instance) of the discharged food A.