What is the best way to: How to clean a garbage disposal the natural way.

Choose your answer from:
I. Use lemon ice cubes. Put a piece of lemon rind in each ice cube tray. The tray will sharpen the blades and the plastic will help deodorize.;
II. Use lemon ice cubes. Put a piece of lemon rind in each ice cube tray. The ice will sharpen the blades and the lemon will help deodorize.;
Answer:
II.