Preheat oven to 410. Add butter to roasting pan or large baking dish. Place in oven until butter melts.
Mix broth and Cream of Mushroom Soup in a large cup or bowl. The Mushroom Soup mixes easier if the broth has been heated.
Remove pan from oven and add rice, then sprinkle 1 tsp of rub and Italian Seasoning over rice. Next, place chicken over rice. Pour broth & Cream of Mushroom Soup mixture over chicken. Season chicken with 1 tsp of rub.
Place in oven and cook for 45 minutes. Reduce heat to 375 and roast for another 15 minutes. Remove and allow to cool 10 minutes before serving.