This slow cooker soup is true to its name... spicy! But, have no fear, even if you have a severe dislike for spicy food, this recipe is easily modified to be safe for all taste buds.
In a large slow cooker, mix the together black beans, diced tomatoes, green chiles, garlic, and chicken broth. If using, add the optional ingredients.
In a bowl, mix together the spices and add to the soup mixture. Then, add the hot sauce and bay leaf. Cook on low for 4 hours. Serve hot.