Mix together and shape into meatballs:
1 lb hamburger
1/2 cup bread crumbs
1 egg
1/2 cup milk
salt and pepper

Mix together and pour over meatballs in a baking dish:
2 tbsp brown sugar
1 tbsp dry mustard
1/4 cup vinegar
1/2 cup ketchup
2 tbsp onion

Bake at 350 degrees for 45 minutes.