½ C butter
½ C oil
1 ¾ C sugar
2 eggs
2 C grated zucchini
1 tsp vanilla
½ C buttermilk
2 ½ C flour
5 T cocoa
½ tsp cinnamon
1 tsp salt
1 tsp soda
1 tsp baking powder
Mix first seven ingredients, sift dry and add to mixture. Pour into greased 9X13 and top with topping.
Topping:
¾ C chocolate chips
¾ C chopped pecans or walnuts
¾ C brown sugar
Bake 350° for 40-45 minutes