Chocolate Zucchini Cake

• 1/2 cup margarine
• 1/2 cup oil
• 1 3/4 cup sugar
• 2 eggs
• 1 t vanilla
• 1/2 cup sour milk
• 2 1/2 cups unsifted flour
• 4 T cocoa
• 1/2 t baking soda
• 1/2 t cinnamon
• 1/2 t cloves
• 2 cups grated zucchini
• 6 oz pkg chocolate chips

Cream together margarine, oil, sugar, eggs, vanilla, sour milk. Mix together flour, cocoa, baking soda, cinnamon, and cloves and add to creamed mixture. Add zucchini, mix, and put into greased and floured 9 x 13" pan. Sprinkle with chocolate chips and bake at 325 for 40-45 minutes. Serve unfrosted.