1 1/2 c. flour
1 c. sugar
3 tbsp. cocoa
1 tsp. baking soda
1/2 tsp. salt

Sift all into an ungreased 8 x 8 inch pan. Make 3 indentations in flour mixture. In 1 add 6 tablespoons flour, 2nd add 1 tablespoon vinegar and 3rd 1 teaspoon vanilla. Pour 1 cup water over all. Stir with fork until blended. Bake at 350 degrees for 30 minutes.