18-20 Meatballs 

3 potatoes, peeled and cubed

2 cups (about 4 large) carrots, cleaned and sliced

1 medium onion, chopped finely

3 stalks celery, cleaned and sliced

1 (10¾ oz) can tomato soup

1 (10½ oz) can beef gravy

1 cup water

1 envelope onion soup mix

2 beef bouillon cubes or 2 teaspoons granules

Combine and cook meatballs.  Chop vegetables and place in a large pot or slow cooker.  Add remaining ingredients and stir to combine.  Stir in meatballs

Stovetop:

Bring to a boil and cook for 10 minutes, reduce heat to low and simmer 1 hour or until vegetables are tender.

Slow Cooker: 

Cover and cook on low for 4-5 hours or until vegetables are tender.