1 (21 oz.) cherry pie filling
2 1/2 c. all purpose flour
1 1/2 c. sugar
3/4 c. unsweetened cocoa powder
1 1/2 tsp. baking soda
1 1/2 c. water
1 1/2 tsp. vanilla
3/4 tsp. salt
1/2 c. oil
1/4 c. vinegar

Preheat oven to 350 degrees. Spread cherry pie filling over the bottom of a 13 x 9 x 2 inch pan. In a bowl stir flour, sugar, cocoa, soda, and salt together. In another bowl mix water, oil, vinegar, and vanilla. Add liquid mixture to the flour mixture. Stir to moisten. Pour batter over cherries and bake for 30 to 35 minutes. Cool for 10 minutes in pan, invert and cool.