Cream butter, oil, and sugar; ... Stir in diced zucchini. Spoon batter into greased ... top with chocolate chips. Bake at 325 degrees ... out clean and dry.
Brown ground beef in large skillet. Drain fat. Add zucchini and onion. Cook until tender. ... spread. Top with chips. Repeat. Bake for 20 ... desired. Makes 6 servings.