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["In large bowl mix beef, veal, ketchup, instant minced onion, salt, pepper, celery seed and garlic powder. Shape mixture into 16 thin patties; chill.", "Mix red wine vinegar, salad oil and dill weed.", "Place onion slices in a shallow glass dish; pour vinegar mixture over onions. Cover; refrigerate at least 30 minutes.", "Grill burgers according to how you like your burgers.", "Wrap rye bread in a single thickness of heavy duty aluminum foil. Place on grill 4"" from medium coals. Heat 20 minutes, turning occasionally.", "Remove red onions from marinade.", "Top burgers with onions.", "Use reserved marinade for extra sauce on the burgers if you want to."]
