No one will ever guess the ingredients of this rich, moist chocolately delight. For a beautiful lacy finish, place a paper doily on top of the cake and dust with powdered sugar. Remove doily to reveal your work of art.Unknown Source
In large mixing bowl, cream together sugar, butter, oil, eggs, vanilla and buttermilk. Mix flour, allspice, cinnamon, salt, baking soda and cocoa. Add to creamed mixture. Stir in zucchini. Pour into greased and floured 11 x 17 inch jelly roll pan.
Sprinkle chocolate chips over top. Bake at 325 for 40 to 45 minutes or til a wooden pick inserted near center comes out clean. Dust with powdered sugar. Let cool before cutting. Serves 36