Mayonnaise Cake - cooking recipe

Ingredients

2 c. flour
1 c. sugar
1/2 c. cocoa
2 tsp. soda
1 c. boiling water
1 tsp. vanilla
1 c. mayo or salad dressing

Preparation

Mix all ingredients together.
Pour into a 9 x 13-inch pan. Preheat oven to 375\u00b0.
Bake for 30 minutes.