Chocolate Mayonnaise Cake

• 2 cups flour
• 1/2 cup cocoa
• 1 1/2 teaspoons baking soda
• 1/4 teaspoon salt
• 1 cup sugar
• 3/4 cup mayonnaise
• 1 cup water
• 1 teaspoon vanilla

1. Preheat oven to 350 degrees F. 
2. Grease and flour 2 layer cake pans or a 9x13 inch pan. 
3. Sift together the flour, cocoa, soda and salt. 
4. Cream together the sugar, mayonnaise, water and vanilla. 
5. Add dry ingredients to the creamed mixture; stir until well blended. 
6. Pour batter into prepared cake pans. 
7. Bake for about 25 minutes. 
8. Let cool and frost with your favorite frosting.