Ingredients

Cake:
½ Cup Mayonnaise
1 Cup Sugar
4 eggs
1 16-ounce can Hershey’s chocolate syrup
1 cup plus one tablespoon flour

Frosting:
1 Stick melted butter
2/3 Cup Cocoa Powder
3 Cups Powdered Sugar
1/3 Cup Milk
1 tsp vanilla extract

Method

Cake:
Beat together the following ingredients: Mayonnaise, sugar, eggs (beaten in one at a time), syrup and flour.
Pour into a greased and floured 9x 13 pan; bake 25 minutes at 350 degrees.

Frosting:
Stir Cocoa powder into butter; alternately add powdered sugar and milk while beating on medium speed; add vanilla. Beat until desired consistency. Adding very small amounts of milk if necessary to make it a spreading consistency