chicken breasts (boneless, skinless or skin on. I personally like the crunch the broiler gives the skin) • broccoli chopped (this will work with one package of frozen broccoli as well • sliced portobello mushrooms • small onion • chicken seasoning • black pepper • olive oil • shredded sharp cheddar cheese (divided) • shredded Italian cheese blend (divided) • butter • each Weber roasted garlic and herb seasoning, Italian seasoning, basil leaves, oregano and soul seasoning