STEP 1: Gently clean with liquid soap and dry.Using warm water, liquid soap, and a sponge, gently clean the porcelain sink. Remove any food,soap, or toothpaste build-up from the surface. This will allow you to identify any stains or scuff marks require a deeper clean. Wash away all soapy residue, and dry with a dish … Continue reading Porcelain Care & Cleaning Instructions