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

Combine all ingredients and beat until smooth. Pour into greased and floured 9 x 13 inch pan. Bake at 350 degrees for 35-40 minutes.