Ultimate Comfort Casserole

Step 1 -Preheat the oven to 375 degrees F.

Step 2 -Spray a 9x13-inch baking dish with cooking spray.

Step 3 -In a saucepan over medium heat, combine the water and the butter and bring to a boil.

Step 4 -Add the stuffing mix to the saucepan and stir to combine.

Step 5 -Transfer the saucepan from the heat, cover, and let it sit until the water is absorbed, about 5 minutes.

Step 6 -In a large skillet over medium heat, melt the remaining butter.

Step 7 -Add the onion and the celery to the butter and cook, stirring frequently, until softened, about 5-10 minutes.

Step 8 -Fluff the stuffing with a fork.

Step 9 -In a large bowl, combine the cream of chicken soup, the cream of mushroom soup, and the sour cream and mix until well combined.

Step 10 -Spread the shredded chicken in an even layer over the bottom of the prepared baking dish.

Step 11 -Spread the onion mixture in an even layer over the chicken and sprinkle it with the salt and the pepper.

Step 12 -Spread the soup mixture in an even layer over the top of the onion mixture.

Step 13 -Sprinkle the stuffing mixture in an even layer over the soup mixture.

Step 14 -Bake the casserole until the filling is bubbly and the topping is golden-brown, about 1 hour.

Step 15 -Serve.