1 teaspoon Baking Powder = 1 tsp. Cream of Tartar + 1/4 tsp. Baking Soda
1 cup bread crumbs = 3 slices old/toasted bread
1 clove garlic = 1/4 tsp. garlic powder
1 Tablespoon cornstarch = 2 Tbs. all purpose flour
1/4 chopped onion = 1 tsp. onion powder