Chocolate Zucchini Cake
["1/2 c. butter", "1 3/4 c. sugar", "1/2 c. oil", "2 eggs", "1 tsp. vanilla", "1/2 c. sour milk", "2 1/2 c. flour", "4 Tbsp. cocoa", "1 tsp. soda", "1 tsp. cinnamon", "1 tsp. cloves", "1/2 tsp. salt", "2 c. grated zucchini", "1/2 c. chocolate chips", "1/2 c. chopped nuts"]
["Cream butter, sugar, oil and eggs together.", "Blend in vanilla and sour milk.", "Sift flour, cocoa, soda, cinnamon, cloves and salt together and add to batter, mixing well.", "Blend in zucchini. Spread in greased 9 x 13-inch pan.", "Sprinkle chips and nuts over all.", "Bake at 325\u00b0 for 45 minutes."]
["butter", "sugar", "oil", "eggs", "vanilla", "sour milk", "flour", "cocoa", "soda", "cinnamon", "cloves", "salt", "zucchini", "chocolate chips", "nuts"]