Sprinkle pork with salt; coat with flour. In 12-inch nonstick skillet, heat oil over medium-high heat. Cook pork in oil, in batches, 5 minutes or until browned. Return all pork to skillet. Stir in onion, chiles, garlic, oregano and cumin. Cook 3 minutes. Gradually stir in broth, loosening particles from bottom of skillet. Cook 3 minutes, stirring constantly, until mixture begins to thicken. Heat to boiling; stir in beans. Remove from heat. Divide mixture among ramekins.