There are some recipes that just feel like a warm hug, aren’t there? This Chicken Cordon Bleu Casserole is one of those for me. It’s funny, whenever I think about it, I’m instantly transported back to chilly evenings when the house would fill with the most incredible, savory aroma. It’s the kind of dish that makes everyone in the family stop what they’re doing and gather around the kitchen, eagerly anticipating that first bite. Forget those complicated, rolled-up versions that take hours; this casserole is like the cozy, simplified cousin that’s just as delicious, if not more so, and is an absolute lifesaver on those nights when you’re dragging but still want something truly satisfying. Honestly, if you’re looking for a comfort food classic that’s surprisingly easy to pull off, you’ve found it. It’s got all the beloved flavors of traditional Chicken Cordon Bleu – tender chicken, salty ham, and gooey cheese – all baked into a dreamy, creamy casserole that’s perfect for any night of the week. I remember the first time I tried to make a baked version; it was a bit of a disaster, but this recipe is the result of tweaking and perfecting, and now it’s a staple in my home. It’s honestly a game-changer!
What is chicken cordon bleu casserole?
So, what exactly is this magical concoction? Think of it as all the delicious components of classic Chicken Cordon Bleu – that iconic French dish featuring CHICKEN BREAST stuffed with ham and cheese, then breaded and fried or baked – but reimagined into a comforting, fuss-free casserole. Instead of painstakingly rolling and stuffing individual chicken breasts, we’re talking about a glorious meld of diced or shredded chicken, savory ham, and luscious cheese, all brought together in a creamy, dreamy sauce. It’s then baked until it’s bubbly and golden brown, often with a delightful crunchy topping. It’s essentially comfort food royalty, made accessible for your busy weeknight dinners or casual weekend gatherings. The name itself, “Cordon Bleu,” historically refers to a ribbon awarded to outstanding students at the French Cordon Bleu culinary school, signifying excellence. While this casserole might be simpler than the fancy original, it certainly achieves a gold-star level of deliciousness in my book! It’s the essence of that beloved flavor profile without all the fuss.
Why you’ll love this recipe?
Oh, where do I even begin with why you’ll absolutely adore this Chicken Cordon Bleu Casserole? Let’s start with the obvious: the flavor. It’s just out-of-this-world good. You get that savory, salty goodness from the ham, the tender, juicy chicken, and then the incredible, melty cheese that ties it all together. It’s rich, it’s satisfying, and it hits all the right comfort food notes. But it’s not just about taste; the simplicity of this recipe is what truly makes it a winner. I’ve made this countless times, and it never ceases to amaze me how quickly it comes together. It’s the kind of meal that feels special but takes minimal effort, making it a lifesaver on busy weeknights when you’re short on time and energy. Plus, it’s remarkably cost-efficient! Using pantry staples and affordable cuts of chicken and ham means you can whip up a gourmet-tasting meal without breaking the bank. And let’s talk versatility! While it’s fantastic on its own, you can easily adapt it. Sometimes I’ll add a handful of peas or some sautéed mushrooms for extra veggies. It also reheats beautifully, making it perfect for leftovers, which, if I’m being honest, rarely happen in my house because it’s usually devoured in one sitting! What I love most about this particular recipe is the creamy sauce – it’s rich but not heavy, and it perfectly coats every single bite. It truly elevates the whole dish and is what sets it apart from other casseroles I’ve tried. It’s the perfect balance of indulgence and ease, and I’m so excited for you to experience it.
How do I make a chicken casserole with Cordon Ble
Quick Overview
In a nutshell, making this Chicken Cordon Bleu Casserole is all about combining cooked chicken and ham with a luscious, cheesy sauce, pouring it into a baking dish, and letting the oven work its magic. We’ll start by getting our chicken and ham ready, whip up a quick and creamy béchamel-style sauce loaded with cheese, stir in our proteins, and then bake it until it’s bubbly and golden. It’s truly that straightforward! The beauty of this method is that it requires minimal prep and yields maximum flavor and comfort. You don’t need any fancy techniques; just a willingness to let deliciousness happen in your oven. It’s designed to be as stress-free as possible while still delivering that gourmet taste you crave.
Ingredients
For the Chicken and Ham Base:
– 2 cups cooked chicken, diced or shredded (rotisserie chicken is your best friend here!)
– 1 cup diced cooked ham (I prefer a good quality, slightly smoky ham)
– 1 cup shredded Swiss cheese (Emmental or Gruyère work beautifully for that classic Cordon Bleu flavor, but a good sharp cheddar blend is also fantastic)
– 1/2 cup shredded Parmesan cheese (for that extra salty, nutty depth)
For the Creamy Sauce:
– 4 tablespoons unsalted butter
– 1/4 cup all-purpose flour (this is our thickening agent)
– 2 1/2 cups milk (whole milk gives the richest result, but 2% works well too)
– 1 teaspoon Dijon mustard (adds a subtle tang that cuts through the richness)
– 1/2 teaspoon garlic powder (or a clove of fresh garlic, minced)
– Salt and freshly ground Black Pepper, to taste (don’t be shy with the pepper!)
For the Topping (Optional but Highly Recommended!):
– 1 cup panko breadcrumbs (for that ultimate crispy crunch)
– 2 tablespoons melted butter
– 1/4 cup finely chopped fresh parsley (for a pop of color and freshness)
Step-by-Step Instructions
Step 1: Preheat & Prep Pan
First things first, let’s get our oven preheated to 375°F (190°C). This ensures it’s nice and hot when our casserole is ready to go, meaning it’ll cook evenly and get that lovely golden crust. While the oven heats up, grab an 8×8 inch or a similar-sized baking dish. I like to give it a light greasing with butter or cooking spray, just to make sure nothing sticks. It’s a small step, but it saves you from those frustrating moments of trying to scrape out stubborn bits later!
Step 2: Mix Dry Ingredients
This step actually refers to preparing the topping, if you’re using it! In a small bowl, combine the panko breadcrumbs with the melted butter. Toss them together until the breadcrumbs are evenly coated. If you’re adding parsley, stir it in now. This mixture will go on top before baking, creating that irresistible crunchy layer. If you’re not using a topping, you can skip this step. Just make sure your cheese is shredded and ready to go!
Step 3: Mix Wet Ingredients
This is where we build our luscious sauce. In a medium saucepan, melt the butter over medium heat. Once it’s melted and shimmering, whisk in the flour. Cook this mixture, whisking constantly, for about 1 to 2 minutes. This is called a roux, and cooking it helps get rid of that raw flour taste, giving our sauce a smoother, richer flavor. Now, gradually pour in the milk, whisking continuously to prevent lumps from forming. Keep whisking until the sauce starts to thicken. It should be thick enough to coat the back of a spoon. Stir in the Dijon mustard and garlic powder. Season generously with salt and freshly ground black pepper. Remember, the ham and cheese are salty, so start light and adjust as needed.
Step 4: Combine
Once your sauce has thickened beautifully, remove it from the heat. Stir in the shredded Swiss cheese and Parmesan cheese until they are completely melted and the sauce is smooth and gloriously gooey. Now, it’s time to add our stars: the diced chicken and ham. Gently fold them into the cheesy sauce until everything is well combined. Make sure every piece of chicken and ham is coated in that creamy, cheesy goodness. This is the heart of our casserole!
Step 5: Prepare Filling
This step is already covered in Step 4, where we combined all our filling ingredients (chicken, ham, cheese, and sauce) in the saucepan.
Step 6: Layer & Swirl
Pour the chicken and ham mixture evenly into your prepared baking dish. Spread it out so you have a nice, consistent layer. If you decided on the breadcrumb topping, sprinkle it evenly over the top of the casserole now. Make sure to get good coverage for that crunchy texture.
Step 7: Bake
Place the baking dish in your preheated oven. Bake for 25-30 minutes, or until the casserole is hot, bubbly, and the topping (if used) is golden brown and crispy. You’ll see the edges starting to bubble, and the aroma will be absolutely divine. If your topping starts to brown too quickly, you can always loosely tent the dish with foil.
Step 8: Cool & Glaze
Once it’s out of the oven, resist the urge to dive in immediately! Let the casserole rest for about 5-10 minutes. This allows the sauce to set up a little more, making it easier to slice and serve. There’s no glaze in this specific recipe, but if you were making something like a ham glaze, this would be the time to drizzle it over the top before serving.
Step 9: Slice & Serve
After its brief rest, slice the casserole into generous portions. Serve hot, straight from the dish. The aroma alone will have everyone at the table smiling. It’s a beautiful, comforting sight with its golden topping and creamy interior.
What to Serve It With
This Chicken Cordon Bleu Casserole is so wonderfully versatile, it’s almost a meal in itself! But if you’re looking to round out your meal, I’ve got some favorite pairings. For a hearty **Breakfast** or a leisurely **Brunch**, I love serving it with some fresh fruit like sliced cantaloupe or berries. A side of crispy bacon or a simple green salad with a light vinaigrette also works beautifully. For those looking for something a bit more elegant, consider pairing it with roasted asparagus or a dollop of sour cream and chives. If you’re serving it as a more traditional dinner, it’s fantastic alongside simple steamed green beans, broccoli, or a light, refreshing coleslaw. For **Cozy Snacks** or a lighter meal, a small portion with a side of crusty bread for dipping into that creamy sauce is pure bliss. My kids absolutely love it with some tater tots or french fries – a true comfort food feast! We’ve even had it as a side dish for a holiday meal, and it was a huge hit. The richness of the casserole balances well with lighter, brighter flavors. Honestly, whatever you serve it with, this casserole is destined to be a crowd-pleaser and a comforting addition to any meal.
Top Tips for Perfecting Your Chicken Cordon Bleu Casserole
I’ve made this Chicken Cordon Bleu Casserole more times than I can count, and over the years, I’ve picked up a few tricks that I think really help elevate it from good to absolutely unforgettable. First off, when it comes to the chicken, don’t feel like you have to cook it yourself! Using pre-cooked rotisserie chicken is a total game-changer for speed and flavor. Just shred or dice it up, and you’re good to go. If you are cooking chicken specifically for this, make sure it’s not overcooked; dry chicken will make for a dry casserole, no matter how good the sauce is. For the sauce, the key to that silky smooth texture is to whisk constantly when you add the milk to the flour and butter mixture. If you end up with a few small lumps, don’t panic! You can often whisk them out, or a quick blitz with an immersion blender (if you’re using a pot it fits in) can work wonders. When it comes to the cheese, I highly recommend shredding your own cheese from a block rather than using pre-shredded. Pre-shredded cheese often has anti-caking agents that can make your sauce a bit less smooth and creamy. Plus, you get to control the exact type of cheese you’re using! I personally love a good Swiss cheese for that authentic Cordon Bleu flavor, but a blend with sharp cheddar or Gruyère adds even more depth. Don’t be afraid to taste and adjust your seasoning in the sauce *before* you add the chicken and ham – the saltiness can vary greatly depending on your ham and cheese choices. For the topping, panko breadcrumbs are my go-to because they create the crispiest, lightest crunch. If you don’t have panko, regular breadcrumbs work, but you might want to toast them slightly in a dry pan before mixing with butter for a better texture. And my biggest lesson learned? Don’t overbake! You want the casserole to be bubbly and heated through, with a golden topping, but you don’t want it to dry out. The 25-30 minutes at 375°F is usually spot on. If your oven runs hot, keep an eye on it towards the end. Trust me on this one – a slightly less-baked but still perfectly cooked casserole is infinitely better than a dry, overdone one. These little tips make a big difference and ensure you get a consistently delicious result every time.
Storing and Reheating Tips
One of the best things about this Chicken Cordon Bleu Casserole is how well it stores and reheats, making it a fantastic candidate for meal prep or enjoying leftovers. If you have any, which is a rarity in my house, let the casserole cool completely before storing. For **Room Temperature** storage, it’s best to cover it tightly with plastic wrap or foil and aim to consume it within about two hours. Beyond that, it’s safer to refrigerate. For **Refrigerator Storage**, once cooled, transfer the casserole to an airtight container or cover the baking dish tightly with plastic wrap and then foil. It should stay fresh and delicious in the fridge for about 3-4 days. When you’re ready to reheat, there are a few ways to go. The easiest is to pop a portion back into a microwave-safe dish and heat it on medium power until warmed through, usually 1-2 minutes depending on the portion size. For a crispier topping, especially if you used the breadcrumbs, I highly recommend reheating in a conventional oven or a toaster oven. Place a portion in a small oven-safe dish, cover it loosely with foil (to prevent the topping from burning), and bake at around 325°F (160°C) for about 15-20 minutes, or until heated through. Remove the foil for the last 5 minutes to re-crisp the topping. If you’re going for **Freezer Instructions**, this casserole freezes remarkably well. After it has completely cooled, wrap individual portions or the entire casserole tightly in plastic wrap, followed by a layer of aluminum foil or place it in a freezer-safe container. It can be stored in the freezer for up to 2-3 months. To thaw, transfer it from the freezer to the refrigerator overnight. Then, reheat as directed above. If you’re freezing before baking (unbaked), wrap it very well and freeze. When ready to bake, thaw it in the refrigerator overnight, then bake as usual, though you might need to add a few extra minutes to the baking time. The **Glaze Timing Advice** for this particular recipe is simple: there’s no glaze! But if you were to add one, I’d recommend doing it *after* reheating, or just before serving, to maintain its texture and flavor. The goal is always to preserve that creamy, cheesy goodness and that delightful crispy topping!
Frequently Asked Questions
Final Thoughts
So there you have it, my friends – a recipe for Chicken Cordon Bleu Casserole that I truly believe is a keeper. It’s the kind of dish that brings a smile to everyone’s face, from the pickiest eaters to the most discerning palates. It’s proof that you don’t need to spend hours in the kitchen to create something truly delicious and comforting. The blend of savory chicken, salty ham, and that incredibly creamy, cheesy sauce, all topped with a delightful crunch (if you choose!), is just pure magic. It’s the perfect way to elevate your weeknight dinners without adding stress, and it’s equally wonderful for feeding a crowd at a potluck or a cozy Sunday supper. If you’re a fan of classic comfort food with a French-inspired twist, this casserole is definitely for you. I really hope you give it a try and love it as much as my family and I do. Don’t forget to let me know how yours turns out in the comments below, and if you have any wonderful variations or personal touches, I’d absolutely love to hear them! Happy baking, and enjoy every single cheesy, delicious bite!

Chicken Cordon Bleu Casserole
Ingredients
Main Ingredients
- 1.5 pounds boneless, skinless chicken breasts cut into 1-inch cubes
- 0.5 cup diced ham
- 1 cup shredded Swiss cheese
- 0.5 cup shredded Gruyere cheese
- 0.25 cup butter
- 0.5 cup all-purpose flour
- 2 cups milk
- 1 teaspoon Dijon mustard
- 0.5 teaspoon garlic powder
- 0.25 teaspoon salt
- 0.25 teaspoon black pepper
Instructions
Preparation Steps
- Preheat oven to 375°F (190°C). Grease a 9x13 inch baking dish.
- In a large skillet, melt butter over medium heat. Whisk in flour and cook for 1 minute, stirring constantly.
- Gradually whisk in milk until smooth. Bring to a simmer and cook, stirring, until thickened, about 5 minutes.
- Remove from heat and stir in Swiss cheese, Gruyere cheese, Dijon mustard, garlic powder, salt, and pepper until cheese is melted and smooth.
- Add the cubed chicken and diced ham to the cheese sauce and stir to combine.
- Pour the mixture into the prepared baking dish and spread evenly.
- Bake for 25-30 minutes, or until bubbly and the chicken is cooked through.
- Let stand for 5 minutes before serving.
Notes
Nutrition

Ava Brooks is the home cook behind RecipeSharingHub, sharing dependable, step‑by‑step recipes for busy weeknights and easy weekend bakes. When not testing dishes, Ava snaps kitchen photos and answers reader questions in the comments. Discover the latest recipes or join the newsletter for new ideas each week.