Chicken Philly Cheesesteak Sandwich

• • 2 lbs chicken breast boneless & skinless
  • 2 green bell peppers
  • 1 large yellow onion
  • 1 lb mushrooms
  • 2 tbsp oil
  • 1 tbsp salt
  • 1 tsp ground black pepper
  • 8 oz provolone cheese sliced
  • 6 Hoagie buns

Instructions