2 cups all-purpose flour 1/4 cup sugar 2 teaspoons baking powder 1/2 teaspoon baking soda 1/4 teaspoon salt 3 tablespoons margarine, chilled and cut into small pieces 1 (8-ounce) carton vanilla low-fat yogurt Vegetable cooking spray 1/4 cup no-sugar-added strawberry Read More …