Chocolate Zucchini Cake
["2 1/2 c. flour", "1/2 c. cocoa", "1 tsp. salt", "1 1/2 tsp. soda", "1 tsp. cinnamon", "3/4 c. butter", "3 eggs", "2 c. sugar", "2 tsp. vanilla", "1/2 c. milk", "2 tsp. grated orange peel", "2 c. grated zucchini", "nuts (if desired)"]
["Sift together dry ingredients; set aside.", "In a large mixing bowl, cream butter, sugar and eggs.", "Alternately add milk and dry ingredients, beating after each addition.", "Stir in zucchini, peel and nuts. Bake at 350\u00b0 for 1 hour in prepared tube pan or two loaf pans."]
["flour", "cocoa", "salt", "soda", "cinnamon", "butter", "eggs", "sugar", "vanilla", "milk", "zucchini", "nuts"]