You are here: Home » Recipes » Chocolate Zucchini Sheet Cake Chocolate Zucchini Sheet Cake Recipe by 1robin Yield 10 to 12 servings PrintEmail Ingredients 1/2 cup soft margarine or butter1/2 cup oil1 3/4 cups sugar2 eggs1 teaspoon vanilla1/2 cup sour milk (yogurt or sour cream or plain milk will do)1 teaspoon baking soda2 1/2 cups flour4 teaspoons cocoa1/2 teaspoon salt1/2 teaspoon cinnamon1/2 teaspoon cloves2 cups shredded zucchini10 ounces semi-sweet chocolate chips1/4 cup chopped nuts Instructions Preheat oven to 325F. Cream margarine, oil and sugar. Add eggs, vanilla and sour milk. Sift together flour, cocoa, salt, cinnamon, soda and cloves. Blend with creamed mixture and stir in zucchini. Spoon into greased and floured 13 x 9-inch pan. Sprinkle with nuts and chocolate pieces. Bake 40 to 45 minutes.