How to Deep Clean Your Glass and Ceramic Cooktop: A Step-by-Step Guide Step-by-Step Cleaning Process: ⏩Clear the Cooktop Begin by removing all pots, pans, and any loose debris from your cooktop surface. ⏩Apply Cleaner Spray a generous amount of cooktop cleaner (or a mixture of vinegar and water) onto the surface. Let it sit for 3-5 minutes to break down grease and food stains. ⏩Scrub Gently Use a non-abrasive sponge to scrub the cooktop. Focus on areas with built-up grime, using gentle circular