 | 1 cup of butter -> 7/8 cup polyunsaturated oil OR |
 | 1 cup of butter -> 1 cup margarine |
 | 1 cup of heavy cream -> 1 cup evaporated skimmed milk |
 | 1 egg -> 2 egg whites |
 | 2 egg yolks -> 1 whole egg |
 | 1 ounce baking chocolate -> 3 tablespoons cocoa powder
and 1 tablespoon polyunsaturated oil |
 | Sour Cream -> Low-fat yogurt |
 | Whole milk -> Skim milk |
 | 1 cup buttermilk or sour milk -> 1 tablespoon white wine
vinegar or lemon juice stirred into 1 cup milk and allowed to stand for 5
minutes |
 | 1 cup milk -> 1/2 cup evaporated milk plus 1/2 cup water |
 | 1 teaspoon baking powder -> 1/4 teaspoon baking soda
plus 1/2 teaspoon cream of tartar |
 | 1 teaspoon cornstarch -> 2 tablespoons all-purpose flour |
 | 1 cup cake flour -> 1 cup all-purpose flour minus 2
tablespoons |