1 (4-5 lb.) pork loin roast
1 (18 oz.) bottle barbecue sauce
1 (18 oz.) jar orange marmalade

Place meat, fat side up, on rack in shallow baking pan. Roast at 325 degrees in oven for about 2 1/2 to 3 hours. Combine barbecue sauce and marmalade; heat. Baste meat with sauce during last half hour of roasting. Serve with remaining sauce.