Old Fashioned Pound Cake
["1 c. butter, softened", "1/2 c. shortening", "2 1/2 c. sugar", "5 eggs", "3 c. all-purpose flour", "1 tsp. baking powder", "1 c. milk", "1 tsp. vanilla *", "1 tsp. lemon *"]
["*Or 2 teaspoons of either."]
["butter", "shortening", "sugar", "eggs", "all-purpose", "baking powder", "milk", "vanilla", "lemon"]