- 12 ice cubes
- 1 tbsp baking soda
- 1 tsp bleach
- 1 lemon cut into slices
- With the disposal and faucet turned off, put six ice cubes in the chamber followed by 1 tablespoon of baking soda, three thin lemon slices, and 1 teaspoon of bleach. Top it all off with six more ice cubes.
- Turn the disposal on without running water until you hear the grinding stop.
- With the motor still running, flush with cold water for 30 seconds.