- In a large pot over medium heat, soften the onions and garlic in the oil. Add the bell peppers and chili powder. Cook for 1 minute, stirring constantly. Add the remaining ingredients. Season with salt and pepper.
- Bring to a boil. Simmer over medium heat for 30 minutes, stirring often. Add water, as needed, if the chilli is too thick.
- Serve with the sour cream and garnish with cilantro.
Beans cooked without salt added can be easily found in the canned vegetable section of your grocery store.