Instructions: Preheat oven to 350 degrees. Using nonstick spray - grease and flour one rectangular cake pan. Combine dry ingredients; add egg whites, milk, applesauce and vanilla - mix medium speed for 2 minutes. Stir in boiling water. Bake 35-40 minutes.

FROSTING:
Cream margarine and yogurt, add cocoa and sugar alternately with milk until desired consistency. Add vanilla - you may need more milk.

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