Magical Mayo Cake
["2 c. flour", "1 c. granulated sugar", "1/4 c. cocoa", "1 1/2 tsp. baking powder", "1 tsp. baking soda", "1 c. mayonnaise", "1 c. water", "1 tsp. vanilla"]
["In a large bowl, blend all dry ingredients; set aside.", "In a small bowl, blend all wet ingredients and add to dry ingredients, mixing well."]
["flour", "sugar", "cocoa", "baking powder", "baking soda", "mayonnaise", "water", "vanilla"]