1 c. flour
1/2 c. sugar
2 tbsp. cocoa
1 tsp. baking soda
Dash of salt
1/2 c. salad dressing or mayonnaise
1 tsp. vanilla
1/2 c. water

Blend all ingredients at once for at least 2 minutes. Bake in greased pan, 350 degrees, 25 minutes. Double recipe for 2 layers.