Preheat your oven to 400 F.
Grease an ovenproof dish.
Season each butterflied chicken breast with Italian seasoning, sea salt, and freshly ground black pepper.
4 boneless skinless chicken breasts, 1 tbsp. Italian seasoning, Sea salt and freshly ground black pepper, Cooking fat
Top each breast with roasted red peppers, onions, and basil, and bake in the preheated oven for 30 to 40 minutes.
2 roasted red peppers, 1 bunch of fresh basil, 1 red onion