Caramel Nut Pound Cake
["1 c. butter", "1/2 c. shortening", "1 box light brown sugar", "5 eggs", "1/2 tsp. baking powder", "1 c. white sugar", "1/2 tsp. salt", "3 c. all-purpose flour", "1 c. milk", "1 tsp. vanilla", "1 c. finely chopped nuts"]
["Cream butter, brown sugar and shortening very well.", "Gradually add white sugar and continue creaming.", "Add eggs, one at a time, beating well after each one."]
["butter", "shortening", "light brown sugar", "eggs", "baking powder", "white sugar", "salt", "all-purpose", "milk", "vanilla", "nuts"]