To make low-fat angel biscuits, mix 1 cup of plain all-purpose white flour, 1 teaspoon of baking powder, 1/2 teaspoon of salt, 2 tablespoons of light mayonnaise and 1/2 cup of skim milk. Stir the mixture until it is smooth and free of lumps. Spoon the mixture into six muffin cups coated with nonstick spray, and bake the biscuits at 375 degrees Fahrenheit until golden brown.
To make low-fat yogurt biscuits, mix 1 1/2 cups of all-purpose flour, 1/2 cup of whole wheat pastry flour, 2 teaspoons of baking powder and 1?2 teaspoon of salt in a bowl. In a different bowl, mix together 2 tablespoons of vegetable oil and 1 cup of non-fat plain yogurt. Combine both mixtures, transfer the dough to a floured surface, and roll it out in a circle that is about 3/4-inch thick. Cut eight biscuits from the dough, and bake them on an oiled baking sheet at 400 degrees F for 20 minutes.
To make zero-fat biscuits, mix 2 cups of flour, 1 tablespoon of baking powder, 1/2 teaspoon of baking soda and 1 teaspoon of salt. Add 1 1/4 cup of non fat yogurt, and stir until the mixture is smooth. Form the biscuits using a spoon, and place them on a baking sheet sprayed with nonstick cooking spray. Bake them at 400 degrees F for 12 minutes.