After each use, wash with a quality dishwashing detergent and warm water. Wet the surface, apply the detergent and wash. Rinse thoroughly. Do no leave hot water running over the surface for an extended period of time. Then use a solution of 1 tablespoon of Clorox to one quart of water which is sufficient to sanitize your cutting board. Spray this solution on your board, let it sit 5 minutes and then rinse. Or, you can mix a 1 : 1 ratio of vinegar and water. Spray on, let it sit for 5 minutes and then rinse.