My Favorite Way to Use Leftovers: The Ultimate Cozy Chicken & Stuffing Casserole!

Madeline Blake

July 19, 2025

9
Min Read

Okay, you guys, let’s have some real talk about the day after a big holiday feast like Thanksgiving or Christmas. Your fridge is absolutely packed to the brim with a mountain of delicious leftovers. But after a day or two of plain turkey or chicken sandwiches, you start to wonder what on earth you’re going to do with it all, right?

What if you could take all those amazing, flavourful components, like the tender chicken, the savory stuffing, and the rich gravy, and transform them into a completely new and exciting meal? A dish that feels just as comforting and special as the holiday dinner itself, but is a million times easier to make. It’s the ultimate leftover magic trick, and I’m going to teach it to you.

So today, I am so excited to share my family’s absolute favorite way to reinvent leftovers: this incredibly easy and delicious Chicken & Stuffing Casserole. It’s a one-dish wonder that brings all those amazing holiday flavours together in a warm, cozy bake. Get ready to fall in love with your leftovers all over again!

The Ultimate Holiday Leftover Hack: Chicken and Stuffing Bake

This Chicken and Stuffing Bake is my personal secret weapon for the day after a big holiday meal. It brilliantly takes all the best parts of the feast, the tender meat and the herby stuffing, and layers them into a simple, creamy, and comforting casserole. It is the most delicious and satisfying way I know to combat leftover fatigue and prevent any food waste.

A Perfect Easy Leftover Casserole for Cozy Family Meals

You will find that this is a perfect easy leftover casserole because it requires almost no new cooking, just a simple assembly of ingredients you already have on hand. It is also the very definition of cozy family meals. This dish delivers all the nostalgic and comforting flavors that everyone loves, and it feels like you’re getting a second, even easier, holiday dinner.

Your Guide: What Can I Make With Leftover Stuffing?

I get this question from you guys all the time: what can I make with leftover stuffing? While you can of course just reheat it on its own, my absolute favorite way to use it is as a flavour-packed layer or topping for a casserole, just like in this recipe. Some other fun ideas are to form the stuffing into patties and pan-fry them until they are crispy for breakfast. You can also use it to stuff mushroom caps or bell peppers for a delicious appetizer.

Why You’ll Love This Leftover Thanksgiving Casserole

I just know that you are going to be completely obsessed with this recipe because it’s an incredibly delicious way to use up your holiday leftovers so that nothing goes to waste. You’ll also love how unbelievably easy it is to assemble with ingredients you already have in your fridge, making for a truly stress-free meal. Plus, it’s the ultimate warm and cozy comfort food, perfect for a relaxed day after a big celebration.

Nutritional Benefits

This hearty casserole is a wonderfully satisfying and complete meal. The leftover chicken or turkey provides a huge source of lean protein, which is essential for a filling and energizing meal. By combining it with the stuffing and a few vegetables, you create a well-rounded dish with protein, carbohydrates, and some vitamins all in one.

Full Recipe

Okay, are you guys ready for the recipe that will make you actually excited about your holiday leftovers? I am so excited to share this simple and delicious family tradition with you. Let’s get into the easy steps to create this unbelievably cozy and comforting bake.

A comforting and nostalgic casserole that’s the perfect way to use up holiday leftovers. This easy Chicken & Stuffing Casserole layers tender rotisserie chicken (or turkey), savory stuffing, and a simple, creamy sauce, all baked until hot and bubbly. This is the ultimate one-dish comfort food meal for a stress-free, post-holiday dinner.

Prep Time: 15 minutes | Cook Time: 30 minutes | Total Time: 45 minutes | Yield: 6-8 servings | Category: Dinner, Main Course, Casserole | Method: Baking | Cuisine: American | Diet: N/A

Essential Ingredients for Leftover Thanksgiving Casserole

This ultimate leftover casserole comes together with a handful of simple, delicious ingredients you likely already have.

  • Chicken: 3 cups of cooked, shredded chicken or turkey
  • Stuffing: 4 cups of prepared stuffing (leftover is perfect)
  • Sauce: 1 can (10.5 oz / 295g) of condensed cream of chicken soup
  • Dairy: ½ cup of sour cream or milk
  • Vegetables: 1 cup of leftover vegetables (like green beans or corn) or frozen peas
  • Liquid: ½ cup of chicken or turkey broth
  • Topping: ½ cup of shredded cheddar or swiss cheese (optional)

Ingredients Notes

Let’s chat for a sec about these simple ingredients, because their flexibility is what makes this recipe so amazing.

  • The Chicken: This recipe is my favorite way to use up leftover Thanksgiving turkey, but it is just as delicious with a store-bought rotisserie chicken. You want about 3 cups of shredded or cubed meat. It’s a fantastic way to give that leftover protein a delicious new life.
  • The Stuffing: Any kind of leftover prepared stuffing or dressing will work beautifully in this recipe. Whether you have a simple bread stuffing or a cornbread dressing, it will create a wonderfully savory and herby layer in your casserole. If you don’t have leftovers, a box of prepared Stove Top stuffing works perfectly.
  • The Creamy Sauce: The secret to the incredible ease of this dish is a simple sauce made from a can of condensed cream of chicken soup. This shortcut provides a rich, creamy, and savory binder that brings all the different leftover components together. You can also use cream of mushroom or cream of celery soup.

How to Make a Cozy Leftover Thanksgiving Casserole

Let’s walk through the incredibly simple steps to transform your leftovers into a new, amazing meal.

  • Step 1: Prepare Your Oven and Casserole Dish. First, you will want to preheat your oven to 175°C (350°F). Lightly grease a 9×13 inch or similar-sized casserole dish.
  • Step 2: Create the Creamy Chicken Layer. In a large bowl, combine your shredded, cooked chicken or turkey, the can of condensed cream of chicken soup, the sour cream or milk, and your leftover or frozen vegetables. Stir everything together until it is well combined, and then season with a little salt and pepper if needed.
  • Step 3: Assemble the Casserole. Spread the creamy chicken mixture evenly into the bottom of your prepared baking dish.
  • Step 4: Add the Stuffing Layer. In a separate bowl, if your leftover stuffing is a bit dry, you can moisten it with the chicken or turkey broth. Gently spoon the stuffing in an even layer all over the top of the creamy chicken mixture.
  • Step 5: Top with Cheese and Bake. If you are using it, sprinkle the shredded cheese evenly over the top of the stuffing layer.
  • Step 6: Bake to Bubbly Perfection. Bake the casserole, uncovered, for 25-30 minutes. The casserole is done when the filling is hot and bubbly and the cheese on top has melted and is slightly golden.
  • Step 7: Rest and Serve. Let the casserole rest for at least 5 minutes before you serve it. This allows the creamy filling to set up slightly, making it easier to serve.

Storage Options

This leftover casserole is a fantastic make-ahead meal. Once it has cooled completely, you can cover it tightly with foil or transfer individual portions to an airtight container. It will stay fresh in the refrigerator for up to 3 days, making for a very easy and comforting lunch.

Variations and Substitutions

I love this recipe because it is designed to be flexible based on what leftovers you have. You can add a layer of leftover mashed potatoes on top of the chicken mixture before you add the stuffing for an even heartier casserole. If you have leftover cranberry sauce, serving a small dollop on the side is absolutely delicious. You can also add a crunchy topping of French’s fried onions during the last 5 minutes of baking.

Practical & Valuable Tips

My number one tip for this recipe is to not be afraid to customize it based on the leftovers you have; it is very forgiving! If your leftover stuffing is very dry, it is important to moisten it with a little bit of broth before you add it to the casserole so that it doesn’t dry out further in the oven. Finally, this is a fantastic dish to assemble ahead of time; you can put the entire casserole together, cover it, and keep it in the fridge for up to a day before you bake it.

Frequently Asked Questions

  1. Can I use a rotisserie chicken if I don’t have leftover turkey? Yes, absolutely! A store-bought rotisserie chicken is a fantastic and easy substitute for leftover turkey in this recipe. You will just need about 3 cups of the shredded meat.
  2. I don’t have leftover stuffing. Can I still make this? Of course! You can easily use one box of a store-bought stuffing mix, like Stove Top. Just prepare it according to the package directions and then use it as the top layer for your casserole.
  3. My casserole seemed a little dry. What can I do? If your filling seems dry before you bake it, you can simply stir in an extra splash of chicken or turkey broth, or a little more milk or sour cream, to make it creamier. You can also serve the finished casserole with some leftover gravy on the side.
  4. Can I freeze this casserole? Yes, this casserole freezes very well. I recommend assembling and baking it first, then letting it cool completely. You can freeze either the whole casserole or individual portions in freezer-safe containers for up to 3 months.
  5. What other leftovers are good in this casserole? This casserole is a great place for all sorts of leftovers! You can add leftover green bean casserole as a layer, or even stir in some leftover roasted vegetables like carrots or Brussels sprouts into the chicken mixture.

Conclusion

This Cozy Leftover Thanksgiving Casserole is the absolute best and most delicious way to reinvent your holiday leftovers. It’s a dish that takes all the amazing, comforting flavours of your big feast and transforms them into a simple, easy, and stress-free one-pan meal. It is a true family-favorite that will have you looking forward to the day after the holiday. This is a Rotisserie Chicken Recipe that makes leftovers exciting. If you love this easy and comforting meal, don’t forget to share it and save it to your favorite holiday recipes board on Pinterest!

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