To provide a garbage disposer stably drying garbage even when it is continuously used.

This garbage disposer is provided with a drying chamber 4 for housing garbage; a body casing 5 covering the drying chamber 4; a heating means 3 heating garbage in the drying chamber 4; an air feed path 7 feeding atmospheric air to the drying chamber 4; a discharge path 9 discharging air in the drying chamber 4 to the outside of the casing 5; a discharge gas temperature detecting means 33 detecting the temperature of air passing through the path 9; and a control part for stopping the heating means 3 when the temperature detecting means 33 detects a predetermined value. The control part corrects the predetermined value on the basis of the temperature detected by the temperature detecting means 33 before the heating means 3 is operated when starting operation.