1 c. sugar
4 tbsp. cocoa
1 c. mayonnaise
1 c. warm water
2 c. flour
2 tsp. baking soda
1 tsp. vanilla

Mix all dry ingredients in a bowl. Add mayonnaise, vanilla, and warm water. Mix well. Pour contents into a greased and floured pan in choice of size or shape. Bake at 350 degrees for 35 to 40 minutes. Frost when completely cooled.