Mayonnaise Cake - cooking recipe

Ingredients

2 c. flour
1 1/2 c. sugar
1/2 c. cocoa
2 tsp. baking soda
1 c. mayonnaise
1 Tbsp. vanilla

Preparation

Mix all ingredients.
Pour in a well-greased cake pan.
Heat oven to 350\u00b0.
Bake for 30 minutes.