01 -
Preheat your oven to 375°F (190°C). Lightly grease a 9x13 inch baking dish with cooking spray or a small amount of butter. This ensures your Easy Rotisserie Chicken Stuffing Casserole won't stick and makes cleanup a breeze.
02 -
In a large skillet, melt 1/2 cup unsalted butter over medium heat. Add 1 cup chopped yellow onion and 1 cup chopped celery. Sauté for 5-7 minutes until softened, stirring occasionally.
03 -
In a large bowl, whisk together 1 (10.5 oz) can condensed cream of chicken soup, 1/2 cup whole milk, 1 tsp poultry seasoning, and 1/2 tsp black pepper. Add salt to taste if desired. This forms the rich, savory base for your casserole.
04 -
To the bowl with the sauce, add 4 cups shredded rotisserie chicken, the sautéed onion and celery, and 1/2 cup frozen peas. Stir gently until all ingredients are well combined and coated.
05 -
In a separate medium bowl, combine 1 (14 oz) package dry stuffing mix with 1 1/2 cups low-sodium chicken broth. Stir until the stuffing is moistened. This will create a delicious, crispy topping for your Easy Rotisserie Chicken Stuffing Casserole.
06 -
Spread the chicken mixture evenly into the prepared 9x13 inch baking dish. Crumble the prepared stuffing mixture over the top. Sprinkle with 1/2 cup shredded sharp cheddar cheese for a golden finish.
07 -
Bake for 30-35 minutes, or until the casserole is bubbly around the edges and the stuffing topping is golden brown. For the best Easy Rotisserie Chicken Stuffing Casserole, let it rest for 5 minutes before serving. Garnish with 1/4 cup fresh parsley, chopped.