Chocolate Pound Cake
["1/2 lb. butter", "1/2 c. shortening", "3 c. sugar", "5 eggs", "3 c. flour", "5 Tbsp. cocoa", "1/2 tsp. salt", "1/2 tsp. baking powder", "1 c. milk", "1 tsp. vanilla"]
["Cream butter, shortening and sugar until light and fluffy. Add eggs, one at a time, beating well after each addition.", "Sift flour with cocoa, salt and baking powder.", "Add flour mixture, alternating with milk, to creamed mixture.", "Add vanilla and blend well."]
["butter", "shortening", "sugar", "eggs", "flour", "cocoa", "salt", "baking powder", "milk", "vanilla"]