3 c. flour
2 c. sugar
2 tsp. baking soda
1/3 c. cocoa
1 tsp. salt
3/4 c. oil
2 tsp. vinegar
1 tsp. vanilla
2 c. water

Sift dry ingredients in bowl. Make three holes, one for the oil, one for vinegar, one for vanilla. Pour water over all and beat with fork or slotted spoon. Pour in 9x13 greased pan. Bake 350 degrees 35 to 40 minutes.