Let the oven cool completely
Remove loose crumbs and debris from the window
Mix warm water with a few drops of dish soap
Dip a soft cloth or sponge into the solution
Wipe the glass gently
Use a baking soda paste for stubborn grease
Apply the paste and let it sit for a few minutes
Wipe away the paste with a damp cloth
Use a plastic scraper for stuck-on residue if needed
Dry the window with a clean microfiber cloth
Repeat if necessary until the glass is clear