Preheat oven to 400ºF. Coat a 9x13-inch baking dish with cooking spray.
Add pasta, sauce, water, chicken, salt and pepper to the baking dish; stir to combine. Cover baking dish tightly with foil. Bake for 40 minutes.
Meanwhile in a small bowl combine panko bread crumbs, Parmesan, parsley and butter.
Uncover pasta and stir. Sprinkle mozzarella cheese and the panko bread crumb mixture over the pasta. Bake an additional 10 minutes until cheese is melted, top is beginning to brown and chicken is cooked through.
