3 c. flour
2 c. sugar
6 tbsp. cocoa
2 tsp. baking soda
1 tsp. salt
12 tbsp. butter, melted
2 tbsp. vinegar
2 tsp. vanilla
2 c. water

Mix together dry ingredients in 13 x 9 inch pan. Make three holes in dry mixture. In one hole, pour the melted butter. In another pour the vinegar. In the other pour the vanilla. Pour the water over all and mix well. Bake at 350 degrees for about 30 minutes.