1 (10.75 ounce) can condensed tomato soup, undiluted
1 (10.5 ounce) can beef gravy
1 cup water
1 envelope onion soup mix
2 teaspoons beef bouillon granules
Directions
Place the potatoes, carrots, onion, celery and meatballs in a 5-qt. slow cooker. In a bowl, combine the remaining ingredients. Pour over meatball mixture. Cover and cook on low for 9-10 hours or until the vegetables are crisp-tender.