As I stood in the kitchen, envisioning a meal that would bring my family together, I couldn’t help but feel a little thrill at the thought of comfort food. Enter my One-Dish Chicken Cordon Bleu Casserole—a warm embrace of flavors that pays homage to the classic dish we all know and love. This scrumptious blend of tender chicken, savory ham, and creamy cheese sauce comes together effortlessly, making it an ideal choice for busy weeknights. Plus, it’s kid-friendly, so I can serve it with confidence knowing my little ones will devour every last bite. Not only does it save on dishes, but you can even whip it up ahead of time, ensuring an easy dinner solution that’s just a quick bake away. Curious to see how this comforting dish can transform your weeknight meals? Let’s dive in!

Why is this casserole a must-try?
Comforting flavors: This Chicken Cordon Bleu Casserole combines tender chicken and savory ham, creating a nostalgic taste that everyone craves. Easy to make: Perfect for both novice cooks and seasoned chefs, the recipe is straightforward and requires minimal steps. Versatile options: Feel free to swap ingredients; try adding veggies for extra nutrition! Make-ahead convenience: Prepare it in advance, making busy weeknights a breeze; simply bake when ready! If you love one-dish meals, check out my Chicken Potato Casserole or Hearty Bokchoy Chicken Soup for more quick and delicious options.
Chicken Cordon Bleu Casserole Ingredients
• Simple yet flavorful components await!
For the Pasta
- 16 ounces penne pasta – serves as the versatile base; rotini or ziti are great alternatives.
For the Sauce
- 1/4 cup butter – adds a luxurious richness; margarine can be swapped but butter truly shines.
- 2 tablespoons minced garlic – infuses the sauce with fantastic flavor; fresh garlic is preferred for depth!
- 1/4 cup flour – thickens your creamy sauce; whisk continuously to keep it smooth.
- 2 cups chicken broth – provides delicious flavor; homemade broth enhances the taste, but store-bought works well too.
- 2 cups heavy cream – creates that rich, creamy texture you love; use half and half for a lighter sauce.
- 2 tablespoons Dijon mustard – adds a pop of tanginess; yellow mustard can substitute if needed.
- 1 tablespoon brown sugar – balances the savory flavors; feel free to omit if you prefer.
- 1 tablespoon apple cider vinegar – enhances flavor characters; lemon juice can serve as an alternative.
- 1/4 teaspoon salt and 1/4 teaspoon black pepper – vital for seasoning; adjust to your taste.
- 1 cup shredded Swiss cheese – a classic cheesy layer; Gruyère or mozzarella work beautifully too.
For the Chicken & Ham
- 16 ounces shredded or cubed cooked chicken – the star protein; rotisserie chicken makes for an easy shortcut!
- 16 ounces chopped ham – brings a savory, delicious punch; Canadian bacon is a lean substitute option.
For the Topping
- 1/2 cup panko breadcrumbs – creates the perfect crispy topping; regular breadcrumbs can also be used.
- 2 tablespoons melted butter (for breadcrumbs) – helps bind the topping; can be omitted if you’re using plain breadcrumbs.
This Chicken Cordon Bleu Casserole is sure to become a family favorite!
Step‑by‑Step Instructions for Chicken Cordon Bleu Casserole
Step 1: Preheat the Oven
Begin by preheating your oven to 400°F (200°C). While the oven heats up, grab a 9×13 inch baking dish and grease it with cooking spray or butter to ensure that your Chicken Cordon Bleu Casserole doesn’t stick during baking.
Step 2: Cook the Pasta
Next, cook the penne pasta according to the package instructions until it’s al dente, typically around 8-10 minutes. Once cooked, drain the pasta in a colander and then add it directly to your greased baking dish, spreading it evenly across the bottom.
Step 3: Make the Sauce
In a saucepan over medium heat, melt the ¼ cup of butter. Add in the minced garlic and sauté for about 1 minute until fragrant. Sprinkle in the flour while continuously whisking to create a roux. Cook for about 2 minutes, ensuring there are no lumps.
Step 4: Add the Cream and Broth
Gradually whisk in the chicken broth and heavy cream into your roux mixture, stirring constantly until smooth. Allow this mixture to simmer for 5-7 minutes, or until it thickens slightly, creating a rich and creamy sauce for your casserole.
Step 5: Flavor the Sauce
Once the sauce has thickened, stir in the Dijon mustard, brown sugar, apple cider vinegar, salt, and pepper. Mix well until all ingredients are combined, then add the shredded Swiss cheese, stirring until it’s fully melted and incorporated into the sauce.
Step 6: Combine Ingredients
Layer the shredded chicken and chopped ham evenly over the cooked pasta in the baking dish. Pour the cheesy sauce evenly over all the layers, ensuring that every piece is coated in that luscious flavor of Chicken Cordon Bleu Casserole.
Step 7: Prepare the Topping
In a small bowl, mix the panko breadcrumbs with 2 tablespoons of melted butter until they are well coated. If you like, add a sprinkle of garlic powder for extra flavor. Then, evenly distribute the breadcrumb mixture over the top of the casserole to achieve that perfect crispy finish.
Step 8: Bake the Casserole
Place the casserole in the preheated oven and bake uncovered for 15-20 minutes. You want to keep an eye on it until the topping is golden brown and the edges are bubbly, creating a delightful visual for your Chicken Cordon Bleu Casserole.
Step 9: Let It Rest
Once baked, remove the casserole from the oven and let it rest for 10-15 minutes before serving. This resting period allows the sauce to thicken slightly, making your Chicken Cordon Bleu Casserole even more enjoyable when dishing out.

What to Serve with Chicken Cordon Bleu Casserole
The comforting richness of this dish opens the door to a delightful array of sides that balance flavors and textures effortlessly.
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Garlic Bread: Perfect for soaking up creamy sauce, plus its buttery crunch adds a satisfying contrast.
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Steamed Broccoli: Light and vibrant, this green side provides freshness and a pop of color to your table.
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Mixed Green Salad: A refreshing mix with tangy vinaigrette cuts through the richness of the casserole, balancing your meal beautifully.
Pair your casserole with a side of sweet, glazed carrots, which brings a nice medley of flavors. These tender vegetables add a touch of sweetness, complementing the savory components of the dish.
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Crispy Roasted Potatoes: The golden, crispy potatoes offer a heartiness that pairs wonderfully with the casserole while providing a delightful crunch.
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Apple Pie: Finish your meal with a slice of comforting apple pie. The warm spices bring out nostalgia, leaving everyone with a sweet ending.
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Citrus Sparkling Water: A refreshing drink with a twist of lime or lemon can cleanse your palate and enhance the flavors.
How to Store and Freeze Chicken Cordon Bleu Casserole
- Fridge: Store leftover Chicken Cordon Bleu Casserole in an airtight container for up to 4 days. Make sure it’s completely cooled before sealing the container to maintain freshness.
- Freezer: You can freeze the prepared casserole for up to 3 months. For best results, slightly undercook the pasta to retain its texture when reheating.
- Reheating: To reheat, either bake the casserole in the oven at 350°F (175°C) for about 30-40 minutes, or microwave it in individual portions until heated through, stirring occasionally.
- Thawing: If frozen, transfer the casserole to the fridge a day before you plan to serve it, allowing it to thaw overnight, then reheat as desired.
Expert Tips for Chicken Cordon Bleu Casserole
- Whisk for Smoothness: Always whisk your sauce gradually to avoid lumps. A smooth sauce ensures an even distribution of flavor in your Chicken Cordon Bleu Casserole.
- Perfect Pasta: Cook pasta al dente since it will continue to cook in the oven. This keeps it from becoming mushy and maintains a great texture.
- Resting Time Matters: Allow 10-15 minutes of resting post-baking for the sauce to thicken. This makes serving easier and enhances the flavor.
- Crispy Topping Trick: For an extra crispy topping, add panko breadcrumbs during the last 10 minutes of baking or broil briefly at the end.
- Flavor Variations: Feel free to experiment with different cheeses or meats to make this Chicken Cordon Bleu Casserole uniquely yours!
- Easy Cleanup: Use a 9×13 baking dish for both cooking and serving, minimizing your cleanup time after a delightful meal.
Chicken Cordon Bleu Casserole Variations
Feel free to explore these tasty twists to personalize your casserole experience!
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Cheese Swap: Replace Swiss cheese with blue cheese for a bold flavor kick. The tanginess will enhance the savoriness of the ham and chicken.
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Low-Carb Twist: Substitute penne pasta with spiralized zucchini for a lighter dish. This addition keeps the casserole fresh and veggie-packed without sacrificing taste.
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Different Meats: Try using smoked turkey instead of traditional chicken to introduce a rich, smoky flavor that brings a new dimension to the casserole.
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Herb Boost: Add fresh herbs like parsley or thyme into the cheese sauce for an aromatic touch. The fragrance elevates the dish, making it irresistible at family dinners.
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Extra Crunch: Experiment with adding crushed potato chips on top instead of panko. This delightful alternative gives an extra crunch and fun texture that kids will love.
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Veggie Medley: Mix in some steamed broccoli or spinach for an extra dose of nutrition. It’s a simple way to incorporate veggies while keeping it kid-friendly.
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Spice Level Up: For a bit of heat, toss in some diced jalapeños or a dash of hot sauce to the cheese mix. That little kick can make for an exciting flavor surprise!
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Flavor Infusion: Incorporate some sautéed mushrooms for an earthy depth. They’re an easy addition that enhances the overall flavor, creating a comforting blend with the other ingredients.
If you’re looking for more creative ideas, check out my delicious Bang Bang Chicken or consider the comforting flavors of Chicken Enchiladas with Sour Cream for another satisfying meal option.
Make Ahead Options
This Chicken Cordon Bleu Casserole is perfect for meal prep enthusiasts! You can prepare the entire casserole up to 24 hours in advance by assembling the dish and covering it tightly with plastic wrap or aluminum foil. To keep everything fresh, refrigerate it until you’re ready to bake. If you prefer to make it even earlier, it can be frozen for up to 3 months; just undercook the pasta slightly to maintain texture upon reheating. When you’re ready to serve, simply bake from the fridge for about 25-30 minutes, or from frozen for about 1 hour, until heated through and bubbly, ensuring you have a delicious, comforting dinner ready with minimal effort!

Chicken Cordon Bleu Casserole Recipe FAQs
What’s the best way to select ripe ingredients?
Absolutely! When choosing ingredients for your Chicken Cordon Bleu Casserole, look for firm, fresh chicken with no discoloration. For the cheese, it should be evenly colored and moist. Avoid any Swiss cheese with dark spots, as this may indicate spoilage. Fresh garlic should be firm and free from soft spots.
How should I store leftover casserole?
Very! Store any leftover Chicken Cordon Bleu Casserole in an airtight container in the refrigerator for up to 4 days. Make sure it’s cooled to room temperature before sealing to maintain its freshness and avoid condensation, which can make the dish soggy.
Can I freeze this casserole, and how?
Of course! You can freeze your prepared Chicken Cordon Bleu Casserole for up to 3 months. To do this effectively, I recommend slightly undercooking the pasta during your initial preparation. This will help maintain its texture when you reheat it. Once assembled, cover it tightly with plastic wrap and then foil to prevent freezer burn.
What’s the best way to reheat the casserole after freezing?
To reheat, preheat your oven to 350°F (175°C). Bake the frozen casserole (removing any plastic wrap) for about 30-40 minutes, or until heated through and bubbly. If thawed overnight in the fridge, it should take around 20-25 minutes. Stir occasionally if reheating individual portions in the microwave to ensure even heating.
What if my sauce is lumpy?
I often encounter this! If your cheese sauce becomes lumpy, don’t worry. Simply whisk it vigorously over low heat to break up the lumps. If it’s too stubborn, you can transfer the sauce to a blender or an immersion blender to achieve a smoother consistency. Just be sure to keep whisking as you add in the chicken broth and cream to prevent this from happening in the first place!
Are there any allergens I should be aware of?
Yes! Since this Chicken Cordon Bleu Casserole contains dairy, chicken, and flour, it may not be suitable for those with lactose intolerance or gluten allergies. If you’re cooking for someone with dietary restrictions, consider using gluten-free pasta and dairy-free cheese alternatives to customize the dish to their needs.

Creamy Chicken Cordon Bleu Casserole Your Family Will Love
Ingredients
Equipment
Method
- Preheat your oven to 400°F (200°C) and grease a 9x13 inch baking dish.
- Cook the penne pasta according to package instructions until al dente, about 8-10 minutes.
- In a saucepan over medium heat, melt the butter. Add the minced garlic and sauté for 1 minute.
- Sprinkle in the flour while whisking to create a roux. Cook for 2 minutes until smooth.
- Gradually whisk in the chicken broth and heavy cream, stirring constantly until smooth and simmer for 5-7 minutes.
- Stir in the Dijon mustard, brown sugar, apple cider vinegar, salt, and pepper, then mix in the Swiss cheese until melted.
- Layer the shredded chicken and chopped ham over the cooked pasta and pour the sauce over everything.
- Mix panko breadcrumbs with melted butter and sprinkle over the casserole.
- Bake uncovered for 15-20 minutes until golden brown.
- Let the casserole rest for 10-15 minutes before serving.

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