
This Chicken Cordon Bleu Casserole turns fancy French cooking into a cozy family dinner. We've got soft shredded chicken, tasty black forest ham, and gooey Swiss cheese all tucked under a rich creamy sauce with a crunchy Panko layer on top. You'll get all those fancy Cordon Bleu flavors without the fuss of rolling individual portions.
I've made this so many times now and it's become my go-to when I want to wow dinner guests without spending my whole day cooking.
Stellar Ingredients Guide
- Chicken: Grab a rotisserie chicken to save time and add flavor.
- Ham: Go for black forest ham for the tastiest results.
- Swiss Cheese: Get it freshly sliced at the deli counter for the best melt.
- Dijon Mustard: Gives that zingy kick we all love.
- Panko Breadcrumbs: Makes that irresistible crispy top layer.
- Whole Milk: Don't skimp here—it makes the sauce super creamy.
Assembling Your Dish
- Base Building:
- Spread your shredded chicken evenly as the bottom layer.
- Sauce Making:
- Pour milk into your roux bit by bit for a silky-smooth texture.
- Meat and Cheese Placement:
- Arrange ham and cheese in layers so flavors blend nicely as they melt.
- Crispy Covering:
- Mix butter with Panko to get that gorgeous golden top.
- Putting It Together:
- Drizzle sauce all over and sprinkle buttery breadcrumbs before baking.

The tiny pinch of nutmeg in the cream sauce has become my little secret. It gives the whole dish a warm flavor that makes people think they're eating at a fancy restaurant.
Tasty Side Suggestions
This goes great with some oven-roasted asparagus or a fresh green salad to cut through the richness. Steamed broccoli works really well too.
Customization Ideas
Try swapping in Gruyère cheese or tuck in a layer of cooked mushrooms to make it even yummier.
Keeping Leftovers Fresh
Wrap up any extras and pop them in the fridge for up to three days. Warm them in the oven to keep that top nice and crunchy.
I've made tons of casseroles over the years, but this Chicken Cordon Bleu version really stands out with its fancy flavors that never fail to impress. It shows how comfort food can be both classy and simple. Every time I make it, I'm reminded that the best dishes often come from putting a new spin on old favorites.

Recipe Questions & Answers
- → How far in advance can I prep this?
- You can put it together the day before and keep in the fridge. If baking straight from cold, bake an extra 10-15 minutes.
- → What type of chicken works?
- Rotisserie chicken is super convenient, or you can cook your own and shred it.
- → Is it okay to freeze it?
- Sure! Freeze it unbaked for up to 3 months. Just thaw it in the fridge overnight before popping it in the oven.
- → What are good side dishes?
- Try pairing it with roasted broccoli, steamed veggies, or a fresh green salad.
- → Can I substitute the cheese?
- Absolutely. While Swiss is classic, Gruyere or provolone taste delicious too.