Get out your largest stock pot (see note)
Put the turkey carcass into the stock pot
Add stuffing, carrots, celery, onions, bay leaves, poultry seasoning, vegetable broth, chicken bouillon cubes, garlic and pepper
Add enough water to ensure the carcass is entirely submerged
Bring to a boil over *medium heat* (do not turn heat to high)
Reduce heat to medium
Boil for 1 1/2 hours, stir contents frequently