Sirloin Three Bean Chili

INGREDIENTS

• 1 tablespoon vegetable oil
• 2 lbs boneless sirloin (cut into 1 inch cubes)
• 1 large onion
• 1 medium green bell pepper
• 2 (14 ounce) cans diced tomatoes
• 1 (14 ounce) can pinto beans, rinsed and drained
• 1 (14 ounce) can kidney beans, rinsed and drained
• 1 (14 ounce) can black beans, rinsed and drained
• 1 cup beef broth
• 1 1/2 tablespoons ground cumin
• 1 tablespoon chili powder