Chocolate Pound Cake
["3 c. white sugar", "2 sticks margarine", "1/2 c. solid vegetable shortening *", "5 eggs *", "2 tsp. vanilla", "1 1/2 c. sweet milk", "3 c. all-purpose flour (measure, then sift)", "1 tsp. baking powder", "1/2 c. cocoa"]
["*Shortening and eggs must be at room temperature!"]
["white sugar", "margarine", "vegetable shortening", "eggs", "vanilla", "sweet milk", "all-purpose flour", "baking powder", "cocoa"]