The Biggest Loser Crock Pot Turkey Chili Recipe

2 lbs ground turkey, extra lean or 1.5 lb leftover cooked turkey, chopped
3 garlic cloves, crushed
2 large onions, diced
4 large celery stalks, chopped
3 large bell peppers, chopped
14 oz can red kidney beans, drained & rinsed
14 can any white beans, drained & rinsed
28 oz can tomato sauce or crushed tomatoes
2 cups water or low sodium chicken broth
1 tbsp chipotle pepper in adobo sauce, minced or to taste
1 tbsp chili powder
1 tbsp taco seasoning, all natural
1/2 tsp salt
1/2 tsp freshly ground black pepper
Cooking spray