Unbeatable Creamy Chicken Stuffing Casserole: The Ultimate Comfort Food Recipe
Prepare for a meal that will have everyone rushing to the table! This Chicken Stuffing Casserole is a culinary masterpiece, combining succulent, tender chicken with a vibrant medley of fresh vegetables, all enveloped in a rich, creamy sauce. Crowned with a layer of perfectly crispy stuffing, it’s a dish so irresistible, no one will be able to turn down a second helping.

This casserole is not just incredibly delicious; it’s also remarkably easy to prepare and wonderfully filling, making it an ideal choice for busy weeknights or a cozy family dinner. It’s also a fantastic way to utilize leftover cooked chicken, giving new life to previous meals. If you’re short on time, a store-bought rotisserie chicken can be your secret weapon, transforming this recipe into a speedy and effortless culinary delight.
Why You Will Love This Easy Chicken Stuffing Casserole
This Chicken Stuffing Casserole transcends your typical weeknight dinner, offering a harmonious blend of simple ingredients and truly big flavor. It requires minimal effort in the kitchen but delivers maximum comfort, making it a go-to recipe for any occasion. Forget complicated cooking; this dish focuses on real, homemade goodness, free from artificial additives or processed components often found in traditional casserole recipes.
What makes this casserole truly special is its foundation in classic culinary techniques, subtly incorporated to elevate the flavor profile. You’ll engage in steps like sautéing a mirepoix – the aromatic trinity of diced onions, celery, and carrots – and crafting a velvety, rich roux-based sauce. These are fundamental elements of French cooking, and by mastering them here, you’re not just preparing an easy comfort food; you’re also honing essential skills that will benefit all your future culinary endeavors. How incredible is it to learn sophisticated cooking methods while whipping up a straightforward, hearty casserole?

One of the greatest advantages of this recipe is its versatility and convenience, especially regarding the chicken component. It specifically calls for already cooked chicken, making it the perfect candidate for transforming any leftover chicken you might have from a previous meal. This not only reduces food waste but also shaves valuable time off your preparation. Alternatively, if your fridge is empty, simply pick up a delicious rotisserie chicken from your local grocery store. It’s a fantastic shortcut that ensures a juicy, flavorful base for your casserole without any extra cooking steps.
The result is an extraordinary, from-scratch casserole that stands head and shoulders above those made with canned soups. Each bite delivers a burst of fresh vegetable goodness, perfectly complemented by a creamy, herbaceous sauce, and topped with a glorious layer of golden, crispy stuffing. Say goodbye to the overly salty and often bland taste of “Cream Of Mushroom” or “Cream Of Chicken” soups. This homemade version offers unparalleled depth of flavor and a comforting warmth that truly satisfies. This is, without a doubt, some serious comfort food perfection!

For a full list of ingredients and their exact amounts, please refer to the detailed recipe card below.
How To Make Easy Chicken Stuffing Casserole
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Prepare Your Baking Dish and Stuffing: Begin by preheating your oven to a comforting 375 degrees Fahrenheit (190°C). This ensures your casserole bakes evenly and develops a beautiful golden crust. Lightly grease a 9×11 inch (or 1 1/2 quart) casserole dish with nonstick cooking spray; this step is crucial for easy serving and cleanup. Next, prepare your favorite stuffing mix according to the package instructions. If you’re using a boxed mix, simply follow the directions for a moist and flavorful base. For homemade stuffing, ensure it’s warmed through using your preferred method (microwave or a quick bake) before adding it to the casserole. Keeping the stuffing warm helps it achieve that perfect crispy texture on top of the casserole, creating a delightful contrast with the creamy chicken filling.
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Sauté the Mirepoix: In a large skillet or Dutch oven, heat the olive oil over medium heat. Watch for the oil to start shimmering, indicating it’s hot enough to begin cooking. Add your finely diced onions, celery, and carrots. This classic aromatic base, known as a mirepoix, is essential for building deep, savory flavors in your casserole. Sauté these vegetables gently, stirring occasionally, until they become tender and translucent, which should take approximately 10 minutes. Once softened, stir in the minced garlic and cook for just an additional minute until it becomes wonderfully fragrant. Be careful not to burn the garlic, as it can turn bitter quickly.


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Create the Roux and Sauce Base: Once your vegetables are soft and fragrant, add the butter to the skillet. Allow it to melt completely, then sprinkle in the flour. Immediately whisk well to combine the butter and flour, creating a roux. Cook this mixture for about two minutes, stirring constantly, to cook out the raw flour taste. This roux is the foundation of your creamy sauce, ensuring it thickens beautifully without lumps. Slowly pour in the chicken stock, continuing to whisk vigorously to prevent any clumping and achieve a smooth consistency. Once combined, stir in the half-and-half. Season the sauce generously with salt, pepper, and a hint of nutmeg, which adds a wonderful warmth and depth. Bring the mixture to a gentle simmer and cook for another two minutes, allowing the sauce to thicken to a luscious, creamy texture.


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Combine Liquids and Season: With your roux established, it’s time to build the creamy foundation. Gradually add the chicken stock, whisking continuously to ensure a perfectly smooth, lump-free sauce. Once the stock is fully incorporated, stir in the half-and-half, enriching the sauce even further. Now, it’s time to season! Add the kosher salt, freshly ground black pepper, and a pinch of nutmeg. The nutmeg adds a subtle, warm complexity that beautifully complements the other flavors. Continue whisking as you bring the sauce to a gentle simmer, allowing it to cook for about two minutes. During this time, the sauce will thicken beautifully, achieving that luxurious, pourable consistency perfect for coating your chicken and vegetables.


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Add Chicken and Peas: Now, it’s time to bring in the stars of the show! Add your cooked and diced chicken to the creamy sauce. This recipe works beautifully with any type of cooked chicken, whether it’s shredded breast meat, diced thighs, or meat pulled from a rotisserie chicken. Stir in the frozen peas. The peas add a delightful pop of color, a hint of sweetness, and a lovely texture to the casserole. Continue to cook the mixture for a few minutes, stirring gently, just enough to ensure the chicken and peas are thoroughly heated through and coated in the savory sauce. This step is crucial for an evenly warm casserole that’s ready for baking.


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Assemble the Casserole: Carefully spoon the hot chicken and vegetable mixture into your prepared baking dish. Spread it out evenly, ensuring a consistent layer across the bottom. This uniform base is important for even baking and for every serving to have a good mix of flavors. Once the creamy chicken layer is settled, generously top it with the warm, cooked stuffing, making sure to cover the entire dish from edge to edge. Don’t press the stuffing down too much; keeping it light and airy will help it achieve that desirable crispy texture during baking. This layering creates a delightful contrast between the soft, savory filling and the crunchy, herb-infused topping.


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Bake and Serve: Place the casserole in your preheated oven and bake for approximately 25 to 30 minutes. Keep an eye on it during the last few minutes; you’re looking for a beautiful golden-brown color on the stuffing topping and for the creamy filling to be bubbling invitingly around the edges. This bubbling indicates that the casserole is thoroughly heated and the flavors have melded together perfectly. Once baked to perfection, carefully remove the dish from the oven. Allow it to rest for 5-10 minutes before serving; this helps the sauce set slightly and prevents it from being too runny. Serve this hearty, comforting Chicken Stuffing Casserole hot, alongside your favorite side dishes for a truly satisfying meal.


Expert Tips for the Best Chicken Stuffing Casserole
- Rotisserie Chicken Shortcut: To significantly cut down on preparation time and make this an even quicker weeknight meal, opt for a store-bought rotisserie chicken. Simply shred or dice the cooked chicken, and you’re ready to go! The seasoned flavor of a rotisserie chicken also adds another layer of deliciousness to your casserole.
- Make-Ahead Friendly: This casserole is perfect for meal prep! You can assemble the entire dish, cover it tightly with foil or plastic wrap, and refrigerate it for up to a day before baking. When you’re ready to eat, just pop it into the oven (you might need to add an extra 5-10 minutes to the baking time if baking from cold) and enjoy a fresh, hot meal without the last-minute rush.
- Leftover Storage and Reheating: If you have any delicious leftovers, store them in an airtight container in the refrigerator for up to 3 days. For reheating, the oven is your best friend: bake at 350°F (175°C) until warmed through, usually around 15-20 minutes, to help keep the stuffing crisp. Alternatively, individual portions can be reheated in the microwave in 30-second bursts until hot.
- Enhance with Fresh Herbs: For an extra boost of flavor, consider stirring in a tablespoon or two of fresh chopped parsley, thyme, or sage into the creamy chicken mixture before assembling the casserole. These herbs will infuse the dish with a wonderful aromatic freshness that complements the savory chicken and stuffing.
- Add a Cheese Layer: If you’re a cheese lover, sprinkle a generous layer of shredded cheddar, Monterey Jack, or a blend of your favorite cheeses over the creamy chicken and vegetable mixture before adding the stuffing. The cheese will melt into a gooey, savory layer, adding richness and a delightful texture to the casserole.
Delicious Variations to Try
While this Chicken Stuffing Casserole is fantastic as written, it’s also incredibly adaptable. Feel free to experiment with these variations to suit your taste or what you have on hand:
- Turkey Swap: This recipe is an absolute lifesaver after the holidays! Simply substitute the cooked chicken with leftover roasted turkey. The flavors are remarkably similar, making it a perfect post-Thanksgiving or Christmas meal that utilizes those delicious holiday remnants.
- Veggie Boost: Increase the nutritional value and textural variety by adding more vegetables. Sliced mushrooms can be sautéed with the mirepoix for an earthy flavor, or diced bell peppers (any color!) can be added for a pop of color and sweetness. Frozen corn or green beans can also be stirred in with the peas for an even heartier vegetable blend.
- Spice It Up: For those who enjoy a little heat, a pinch of cayenne pepper or a dash of red pepper flakes can be added to the creamy sauce along with the other seasonings. Start with a small amount and adjust to your preferred level of spiciness.
- Different Stuffing Flavors: Don’t limit yourself to classic herb stuffing! Explore different stuffing mixes such as cornbread stuffing for a slightly sweeter and denser topping, or a savory onion stuffing for a more pungent flavor. You can even try adding dried cranberries or chopped nuts to your stuffing mix for added texture and holiday flair.
Frequently Asked Questions (FAQ’s) About Chicken Stuffing Casserole
Absolutely! This Chicken Stuffing Casserole is an excellent make-ahead dish. You can fully assemble the casserole, covering it tightly with plastic wrap or aluminum foil, and refrigerate it for up to 24 hours before you plan to bake it. This is a fantastic option for entertaining or for busy weeknights when you want to minimize last-minute cooking. When ready to bake, you might need to add an extra 5-10 minutes to the baking time to ensure it heats through completely from the cold.
Yes, this casserole freezes beautifully! To freeze, assemble the casserole in a freezer-safe dish, but do not bake it. Cover it tightly with a layer of plastic wrap and then a layer of aluminum foil to prevent freezer burn. It can be frozen for up to 3 months. When you’re ready to enjoy, thaw the casserole overnight in the refrigerator. Then, bake according to the recipe instructions, adding about 10-15 minutes to the baking time to ensure it’s heated through and bubbly.
If you don’t have half-and-half on hand, you have a few good alternatives. You can substitute it with whole milk for a slightly lighter sauce, though it might not be quite as rich. For a richer sauce, use a mixture of milk and heavy cream (e.g., 3/4 cup milk + 1/4 cup heavy cream). You could also use evaporated milk for a similar creamy consistency.
This hearty casserole pairs wonderfully with a variety of simple side dishes. A fresh green salad with a light vinaigrette provides a refreshing contrast to the richness of the casserole. Other great options include roasted asparagus, steamed green beans, or a side of cranberry sauce (especially if you’re leaning into the holiday flavors).
While technically possible, it is highly recommended to use cooked chicken for this recipe. Using pre-cooked chicken ensures that the casserole bakes in the specified time, and the chicken is tender and fully cooked without drying out. If you were to use raw chicken, you would need to significantly increase the baking time (potentially covering the casserole for a portion of that time to prevent the stuffing from burning) to ensure the chicken reaches a safe internal temperature of 165°F (74°C).
Other Delicious Casseroles You’ll Love
If you enjoyed the comforting flavors and easy preparation of this Chicken Stuffing Casserole, you’ll definitely want to explore these other fantastic casserole recipes perfect for family meals or entertaining:
Chicken and Rice Casserole
Mexican Ground Beef And Rice Casserole
Broccoli Cheese Casserole with Rice

Chicken Stuffing Casserole
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Ingredients
- 2 tbsp Olive oil
- 1 Onion diced (about 3/4 cup)
- 2 rib Celery diced (about 3/4 cup)
- 2 Carrots diced (about 3/4 cup)
- 2 cloves Garlic minced
- 3 tbsp Butter
- 3 tbsp Flour
- 1 1/2 cup Chicken broth or chicken stock
- 1 cup Half-and-half
- 1/2 tsp Kosher salt
- 1/2 tsp Black pepper
- 1/4 tsp Nutmeg
- 1 box Stovetop stuffing 6 oz box. Calls for additional butter and water
- 1 lb Chicken cooked, diced (about 3 cups)
- 1/2 cup Peas, frozen optional
Instructions
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Preheat oven to 375°F. Grease a 9×11 casserole dish. Prepare stuffing according to package and set aside.1 box Stovetop stuffing
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Heat oil in a pan over medium heat. Sauté onions, celery, and carrots until soft (about 10 min). Add garlic and cook 1 min.2 tbsp Olive oil, 1 Onion, 2 rib Celery, 2 Carrots, 2 cloves Garlic
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Add butter, then stir in flour. Cook 2 min. Slowly whisk in chicken broth, then half-and-half. Season with salt, pepper, and nutmeg. Simmer 2 min.3 tbsp Butter, 3 tbsp Flour, 1 1/2 cup Chicken broth, 1 cup Half-and-half, 1/2 tsp Kosher salt, 1/2 tsp Black pepper, 1/4 tsp Nutmeg
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Stir in cooked chicken and peas. Cook until heated through.1 lb Chicken, 1/2 cup Peas, frozen
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Pour mixture into casserole dish. Top with prepared stuffing.
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Bake for 25-30 min until golden and bubbly. Serve hot.