Baked Meatballs
["1 lb. ground beef", "1/3 to 1/2 c. bread crumbs", "1 small onion, grated", "salt and pepper", "1 c. catsup", "2 tsp. mustard", "2 Tbsp. vinegar", "5 Tbsp. sugar"]
["Mix ground beef, bread crumbs, onion, salt and pepper.", "Shape into balls.", "Brown slightly.", "Combine catsup, mustard, vinegar and sugar.", "Pour over browned meatballs and bake in a covered dish at 350\u00b0 for 1 hour.", "Check and add water, if necessary."]
["ground beef", "bread crumbs", "onion", "salt", "catsup", "mustard", "vinegar", "sugar"]