Spray a 2-quart saucepan with cooking spray and heat over medium heat for 1 minute. Add the onion and cook for 3 minutes or until it's tender. Stir the cumin and chili powder in the saucepan. Stir the chicken, beans, pepper, broth and chiles in the saucepan. Heat to a boil. Reduce the heat to low and cook for 5 minutes. Sprinkle with the cheese and serve immediately. *Or 3 cans (4.5 ounces each)