Pork Barbecue
["4 to 5 lb. pork roast", "1 (28 oz.) can tomatoes", "1/2 c. vinegar", "1/2 c. ketchup", "1/2 c. Worcestershire sauce", "1 Tbsp. sugar", "1/2 c. brown sugar"]
["Put pork roast into a heavy pan.", "Combine tomatoes, vinegar, ketchup, Worcestershire sauce and sugar.", "Pour over meat, cover and bake 5 hours at 300\u00b0."]
["pork roast", "tomatoes", "vinegar", "ketchup", "Worcestershire sauce", "sugar", "brown sugar"]