Chocolate Zucchini Cake
["2 1/2 c. sifted flour", "1/2 c. baking cocoa", "1 tsp. soda", "1 tsp. salt", "1/2 c. butter", "1/2 c. oil", "1 3/4 c. sugar", "1 tsp. vanilla", "1/2 c. buttermilk", "2 c. unpeeled, grated zucchini", "1 (6 oz.) pkg. chocolate chips", "3/4 c. nuts, chopped", "2 eggs"]
["Sift first 4 ingredients; set aside.", "Cream butter, oil and sugar until light.", "On medium speed, beat eggs, one at a time, beating well after each addition.", "Blend in vanilla.", "Add dry ingredients alternately with buttermilk to creamed mixture.", "Beat well after each addition.", "Stir in zucchini.", "Pour in 13 x 9-inch pan.", "Sprinkle with chocolate chips and nuts.", "Bake at 325\u00b0 for 55 minutes or until cake tests done."]
["flour", "baking cocoa", "soda", "salt", "butter", "oil", "sugar", "vanilla", "buttermilk", "zucchini", "chocolate chips", "nuts", "eggs"]