Meanwhile, in 2-quart saucepan, melt butter over medium heat. Add flour; cook and stir 1 minute. Gradually stir in half-and-half, salt and pepper. Cook until thickened. Add sauce mixture to potato mixture; stir until blended. Stir in corn, chicken and roasted peppers. Heat to boiling; reduce heat to low. Simmer 5 minutes. Sprinkle individual servings with cilantro.