Heat oven to 400°F. In 10-inch cast-iron or other ovenproof skillet, melt 2 tablespoons butter over medium heat. Add onion, bell pepper and garlic; cook 6 to 8 minutes or until tender. Add corn and edamame; cook 2 minutes. Stir in broth; cook 1 minute. Stir in chicken, 1/4 teaspoon of the pepper and the soup. Keep chicken mixture warm.