Ingredients:

• 1 roasted turkey carcass, including any skin and bits of meat clinging to the bones
• 2 large yellow onions, not peeled and roughly chopped
• 2 to 4 ribs celery, roughly chopped
• 2 to 4 medium carrots, roughly chopped
• 2 to 3 bay leaves
• Turkey neck, gizzard, heart, and wing tips (optional)
• 1/2 bunch fresh parsley, including stems (optional)
• 1 to 12 sprigs fresh thyme, including the stems (optional)