Barbecued Meatballs

Meatballs:
1/2 c. milk
1 c. soft bread crumbs
1 lb. hamburger
1 tsp. salt
1 tsp. pepper

Sauce:
1/2 c. water
1/2 c. ketchup
1 Tbs. vinegar
1 Tbs. Worchestershire sauce
1 Tbs. sugar
Chopped onion

Pour milk over bread crumbs, add meat, salt and pepper.
Shape into medium balls and put in 9x13 pan.
Combine remaining ingredients (sauce) and pour over meatballs.
Bake at 375 for 45 mins.