HEAT oven to 400°F Puree 1 can pinto beans in a food processor.
HEAT oil in a Dutch oven or large saucepan over medium heat. Add onions and peppers. Cook about 10 minutes or until soft. Add garlic, cook 2 minutes. Add chili powder and cumin. Continue cooking 1 minute. Add tomatoes, 1/2 cup tomato liquid, broth, hot pepper sauce and pureed and whole pinto beans. Simmer 5 minutes, stirring often. Add 6 tablespoons cilantro. Season with salt and pepper to taste.
POUR into a 13 x 9-inch baking dish. Sprinkle with crushed tortilla chips. Bake 30 minutes. Remove from oven and top with cheese. Return to oven until cheese melts, about 5 minutes. Sprinkle with remaining chopped cilantro.