Combine dry ingredients in large mixing bowl. Add mayonnaise, water, and vanilla. Beat ... minutes or until cake tester comes out clean. Cool ... with your favorite frosting.
Ingredients: 9 (cocoa .. flour .. mayonnaise .. salt .. soda .. sugar ...)
Grease 2 (9" x 1 ... Stir in real mayonnaise. Gradually stir in water ... minutes or until cake tests done. Cool completely. Remove from pans. makes 2 layers.