Sweet And Sour Meatballs
["1 pkg. frozen meatballs (approximately 4 lb.)", "1 large jar grape jelly", "1 lb. jar mustard"]
["Mix jelly and mustard sauce and place in bottom of 9 x 13-inch pan.", "Pour meatballs into sauce and bake at 350\u00b0 for 1 hour.", "Turn meatballs in sauce from time to time."]
["frozen meatballs", "grape jelly", "mustard"]