1 2/3 c. flour
1 1/2 c. sugar
2/3 c. cocoa
1 1/2 tsp. baking soda
1 tsp. salt
1 1/2 c. buttermilk
1/2 c. shortening
2 eggs
1 tsp. vanilla

Mix everything in one bowl. Beat 3 minutes, pour into greased and floured 13"x9" pan. Bake at 350 degrees for 30 minutes. Frost with boiled fudge frosting.