Pour water into the stainless steel cookware to fill it halfway. Add 1 tbsp. of a mild liquid dish washing detergent.
Place the cookware onto the stove top over high heat. Boil the soapy water solution for 30 minutes.
Remove the cookware from the stove top to let it cool.
Pour the soapy solution into the sink carefully. Scrub on the stainless steel with a washcloth to remove the stain.
Rinse the cookware with cool running water. Dry the steel surface with a soft towel.
Pour 2 cups of white vinegar into the stainless steel cookware or into the sink for stains on the exterior.
Soak the cookware in the vinegar for 30 minutes.
Wash the vinegar off the stainless steel cookware with hot and soapy water.
Rinse the cookware with running water. Dry the stainless steel with a soft towel to prevent water spots from forming.
Place the cookware on the stove top.
Cover the burned stain with 1 part white vinegar and 4 parts water.
Turn the stove top burner to high heat to bring the solution to a boil. Reduce the heat so that it boils slowly.
Boil the solution for five to 15 minutes.
Scrape the burned stain with a wooden spoon to loosen it.
Pour the hot solution into the sink. Scrub the stainless steel with a washcloth.
Rinse the stainless steel cookware with running water. Dry the surface with a towel.
Dampen the burned stain with water.
Sprinkle baking soda over the dampened surface.
Scrub the stainless steel with a washcloth. Continue to apply baking soda until you loosen the stain.
Rinse the stainless steel with clean water. Dry the cookware with a soft towel.