In a large skillet, sauté onion until soft (about 5 minutes). Add the ground chicken, celery and carrots and cook until meat begins to brown (about 4-5 minutes).
Remove the meat and vegetables from the pan and transfer into the slow cookers. Add tomatoes, beans, spices, salt and pepper.
Pour in chicken broth and hot sauce and stir.
Set slow cooker to low, cover and cook for 5-6 hours.