Cream of Tartar - Long-forgotten cleaning agent gem may be used with a little water or vinegar to lift even the most stubborn stains. Use on grout, mold and mildew stains, burner pans and casserole dishes. Cream of Tartar is your new best friend.
How to Remove Discolorations From Aluminum Pans. Water Cream of tartar or white distilled vinegar Instructions 1 Fill your aluminum pan with water and add two tablespoons of cream of tartar per quart of water, or add one teaspoon of white distilled vinegar per cup of water. 2 Place the pan on a heated stove burner, and boil the mixture within the discolored pan for approximately 10 minutes or until the stains lift
For cleaning? I tried it, as this advises, w/ a little vinegar, for my oven glass, and it did absolutely nothing. Use some soapy water and the kind of blade one uses for scraping paint off a window (carefully). Works much better and fast.
TV Dinners seemed like such a treat. And this was in the days before microwaves, when you had to heat them in the oven for half an hour. Swanson' were the best. We had TV trays and we sat in the living room eating dinner,watching TV!