In bowl, combine the blackberries, sugar, flour, lemon juice, lemon peel and vanilla. Spoon into a baking dish coated with nonstick cooking spray; set aside.
For topping, in a bowl, combine the flour, baking powder and soda. In another bowl, combine egg whites, yogurt, butter, lemon juice, and vanilla; stir into dry ingredients just until moistened. Drop by tablespoonfuls over blackberry mixture.
Bake at 400 degrees F for 30 minutes or until filling is bubbly and topping is golden. Serve with whipped topping.
Calories From Fat
% Daily Value*
Total Fat 0g
Saturated Fat 0g
Trans Fat 0g
Dietary Fibers 0g
* Percent Daily Values are based on a 2,000 calorie diet.
* Nutrition information is estimated based on the ingredients and cooking instructions as described in each recipe and is intended to be used for informational purposes only. Please note that nutrition details may vary based on methods of preparation, origin and freshness of ingredients used.