4 lb. country style pork ribs
1/2 c. barbecue sauce
1/4 c. vinegar
1 c. onion, diced
2 tbsp. Worcestershire sauce
1/2 c. ketchup
2 tsp. salt
1/4 c. brown sugar
1/2 c. water
2 tsp. mustard

Arrange ribs in roasting pan. Combine remaining ingredients and pour over ribs. Cover and bake in 325°F oven 1 1/2 to 2 hours.