The Beginning: Preheat the oven to 375°F (190°C), a warm embrace. Spray your 9x13-inch baking dish lovingly with cooking spray, a canvas prepared.
A Dance with Stuffing: Water and ¼ cup butter shall meet in a saucepan, medium heat, and boil in joyous union. In goes the stuffing mix, a stir, a pause. Removed from heat, covered, and left to sit, 5 minutes of anticipation. Then, a fluff with a fork, artful and light.
A Medley of Vegetables: While the stuffing readies, a tablespoon of butter melts in a skillet, medium heat. Onions and celery join, a sizzle, a stir, 5 to 10 minutes of companionship.
The Fusion of Soups: In a separate vessel, both condensed soups shall meet sour cream, a union, well combined, a rich embrace.
The Layering Song: The shredded chicken, spread at the bottom of the prepared dish, a base strong and flavorful. Atop it, the onion mixture, seasoned with salt and pepper. Then, the soup mixture, a gentle pour. At last, the stuffing, even and proud.
The Transformation: Into the preheated oven it goes, a journey of about an hour. The filling shall bubble; the topping shall turn golden brown, a triumph!
The Final Act: Serve hot, a dish complete. Enjoy, and let the flavors dance upon your tongue.