Hamburger Balls
["3 lb. hamburger", "2 eggs", "1 c. bread crumbs", "1/2 c. ketchup", "1 chopped onion", "2 Tbsp. vinegar", "2 Tbsp. mustard", "2 Tbsp. brown sugar", "1 c. hot water", "1 c. ketchup"]
["Combine hamburger, eggs, bread crumbs, ketchup and onion. Shape into balls and place in baking dish. Combine vinegar, mustard, brown sugar, hot water and ketchup.", "Pour over meatballs and bake at 350\u00b0 until done."]
["hamburger", "eggs", "bread crumbs", "ketchup", "onion", "vinegar", "mustard", "brown sugar", "water", "ketchup"]