Step 1

Preheat oven to 350°. Grease and flour two 9-inch round cake pans.

Step 2

Beat cake mix, mayonnaise, water, and eggs until mixed, then beat with an electric mixer for 4 minutes.

Step 3

Bake 25-30 minutes or until toothpick inserted in centers comes out clean.

Step 4

Let cool on a wire rack 10 minutes. Remove cakes from pans and cool completely.

Step 5

Frost the cake with canned Betty Crocker chocolate frosting.