- To protect aluminum cookware from discoloration, never wash it in a dishwasher or let it soak in soapy water for long periods of time.
- To remove interior discoloration, fill the pan with water, add 1 tablespoon cream of tartar or 1 tablespoon lemon juice per quart of water, and simmer until the discoloration is gone. Complete the process by scouring the pan with a steel-wool soap pad. Caution: Wear rubber gloves.
- Use a steel-wool soap pad to remove burned-on food on cast-aluminum cookware.
- Liquid nonabrasive bathroom cleanser or a paste of baking soda and water used with a synthetic scouring pad will polish both cast and sheet aluminum.
Now let's take a look at cleaning cast iron without removing its seasoning.