2 c. flour
Dash of salt
1/2 c. cocoa
1 c. water
1 c. sugar
1 c. salad dressing (or mayonnaise)
1-2 tsp. baking soda

Mix all ingredients in large bowl. Pour in greased and floured 9x13 inch pan or divide batter into two 8 inch rounds. Bake at 350 degrees 30 minutes. Cool. Frost with your favorite frosting.