Chicken Cordon Bleu Casserole

Chicken Cordon Bleu Casserole takes all the irresistible flavors of classic chicken cordon bleu—juicy chicken, savory ham, creamy cheese sauce, and a buttery breadcrumb topping—and transforms them into a simple, comforting baked dish. No pounding chicken, no rolling, and no frying. Just layer, bake, and enjoy!

This casserole is perfect for busy weeknights, potlucks, family gatherings, or anytime you crave hearty comfort food with minimal effort.

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⭐ Why You’ll Love This Recipe

• Easy, comforting, and delicious
• No rolling chicken like traditional cordon bleu
• Make-ahead and freezer-friendly
• Family-friendly flavor
• Rich, creamy cheese sauce on tender chicken

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📝 Ingredients

Base

• 3 cups cooked chicken, cubed or shredded
• 1 ½ cups diced ham
• 2 cups shredded Swiss cheese (or Swiss + mozzarella mix)

Creamy Sauce

• 4 tbsp butter
• ¼ cup all-purpose flour
• 2 cups milk
• 1 cup heavy cream
• 1 tsp Dijon mustard
• 1 tsp garlic powder
• 1 tsp onion powder
• ½ tsp salt (adjust to taste)
• ½ tsp black pepper
• ½ cup grated parmesan

Crunchy Topping

• 1 ½ cups panko breadcrumbs
• 3 tbsp melted butter
• 1 tsp dried parsley (optional)

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🍳 Instructions

1. Prepare the Sauce

1. Melt butter in a saucepan over medium heat.
2. Whisk in flour and cook 1 minute.
3. Slowly whisk in milk and cream until smooth.
4. Add Dijon, garlic powder, onion powder, salt, pepper, and parmesan.
5. Simmer 3–5 minutes until thick and creamy.

2. Assemble the Casserole

1. Preheat oven to 350°F (175°C).
2. Grease a 9×13-inch baking dish.
3. Add cooked chicken to the bottom.
4. Scatter diced ham on top.
5. Sprinkle Swiss cheese evenly.
6. Pour the warm sauce over everything.

3. Add Topping

Mix panko breadcrumbs with melted butter and parsley. Sprinkle evenly over the casserole.

4. Bake

Bake for 25–30 minutes, until the top is golden and the cheese sauce is bubbly.

5. Serve

Let rest for a few minutes, then serve warm with vegetables, rice, or mashed potatoes.

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💡 Tips for Best Results

• Use rotisserie chicken for a huge time-saver.
• Don’t skip the Dijon — it gives classic cordon bleu flavor.
• Panko is best for maximum crunch.
• Swiss cheese melts beautifully, but Gruyère also works for an upgraded flavor.

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🍽️ What to Serve With It

• Steamed broccoli
• Roasted green beans
• Garden salad
• Mashed potatoes
• Buttered noodles
• Rice pilaf

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🔄 Variations

• Keto Version: Substitute almond flour for flour and use crushed pork rinds instead of panko.
• Loaded Version: Add cooked bacon or sautéed mushrooms.
• Spicy Twist: Add a pinch of cayenne or paprika to the sauce.
• Cheddar Mix: Use half Swiss and half sharp cheddar for extra richness.

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🧊 Storage & Reheating

Refrigerator:

Store leftovers for 3–4 days in an airtight container.

Freezer:

Freeze up to 2 months. Thaw overnight before reheating.

Reheating:

Warm in the oven at 325°F or microwave individual portions. Add a splash of milk if needed to loosen the sauce.

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❤️ Final Thoughts

This Chicken Cordon Bleu Casserole delivers classic flavor with none of the fuss. It’s creamy, cheesy, hearty, and incredibly easy to throw together—making it the perfect comfort dish for busy families or cozy nights at home.

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