Heat your oil in a large Dutch oven or stockpot over medium heat. Add the chicken and cook, mincing it with a wooden spoon.
Stir in the onion, garlic, and peppers, then cook for 3-4 minutes more.
Add the tomato puree, broth, seasonings, and beans.
Bring your chili to a boil, then reduce the heat and simmer for about 15 minutes.
Stir in the butter/ghee then season with sea salt and freshly ground black pepper to your taste.
Serve with celery, pepper slices, crumbled blue cheese, and chopped fresh herbs if desired.
Enjoy while hot!