Preheat the oven. Remove the organ meat from the cavity. Tuck the wing tips over. Stuff inside rosemary, garlic, parsley, and lemon wedges. Tie the legs together. Season all sides with salt and pepper.
Melt butter with garlic and rosemary in a cast iron pan until fragrant. Place the chicken in the center. Spoon the garlic rosemary butter on top.
Place the chicken in the oven. Roast at 425°F. Half way through, add the remaining butter to the pan and spoon over the top of the chicken, return to the oven until cooked.
The Pan dripping gravy is made up of cornstarch, pan drippings, white wine, and chicken stock. Once made, serve immediately with the roasted chicken!