Wipe up any spills or excess food residue with a damp, nonabrasive sponge. Clean spills as soon as possible after they occur.
Apply three or four drops of ceramic cooktop cleaner to the cooled glass cooktop.
Wipe the entire glass cooktop with a damp, nonabrasive scrub pad, paying extra attention to any stains or burned-on food residue.
Scrape away burned-on debris with a cooktop scraper or razor blade. With dry hands, hold the scraper at a 45-degree angle facing away from you. Gently slide the scraper under the debris and lift it off of the cooktop.
Wipe up any leftover residue with a damp scrub pad.
Apply three or four drops of cooktop cleaner to the glass cooktop. Wipe the cooktop with dry paper towels until it shines.