Home Depot Stainless Steel Fridge Cleaner. Use mild soap dish soap and water. Then wipe the surface with a dry microfiber cloth and rub on a stainless steel cleaner polish spray like weiman.
Vinegar is inexpensive and contains no harsh chemicals, like many commercial cleaners do. Wipe clean with a microfiber cloth. Clean your stainless steel with mild, soapy water and a soft cloth.
Then apply this conditioner with a soft cloth.
Instead, she suggests using products like baking soda that can revive dull stainless steel. Protective coating repels dust and dirt Been using it for 4 years now and it works great. Remember that the price per ounce (or per wipe) is the most important consideration.