1 Pillsbury plus white cake mix
1 can cherry pie filling
1 (8 oz.) Cool Whip

Prepare cake mix as directed using only egg whites. Pour in greased 9"x13" pan. Swirl 1/2 the can of cherries into cake mix. Bake as directed. Cool. Cover with Cool Whip and top with the rest of the cherries. Refrigerate and serve cold.