1. Process beans and broth in a food processor 10 to 15 seconds or until smooth.
2. Sauté onion and jalapeño pepper in hot oil in a large skillet 4 to 5 minutes or until tender. Add garlic, and sauté 1 minute. Add black bean puree and salt, stirring until blended. Cook, stirring frequently, 3 minutes or until bean mixture is thoroughly heated. Stir in cheese until melted. Serve immediately.