Red Devil Mayonnaise Cake
["2 c. all-purpose flour", "1 c. real mayonnaise", "1 c. sugar", "1 c. cold water", "1/3 c. cocoa powder", "2 tsp. baking soda", "1/2 tsp. salt"]
["Preheat oven to 350\u00b0.", "Combine all ingredients in a bowl and whisk until very smooth.", "Pour into 2 greased and floured 8-inch round pans.", "Bake 25 to 30 minutes or until toothpick inserted in center comes out clean.", "Let cool 5 minutes in pan, then turn out and cool on wire racks.", "Fill and frost top and sides with Devil's Food Fudge Frosting."]
["flour", "mayonnaise", "sugar", "cold water", "cocoa powder", "baking soda", "salt"]