Why Make This Recipe
Chicken Cordon Bleu Casserole is a delicious twist on the classic chicken cordon bleu. It combines tender chicken, savory ham, and creamy Swiss cheese in a comforting casserole that’s easy to prepare. This dish is perfect for busy weeknights or family gatherings. With minimal preparation involved, you can have a hearty meal on the table in no time. Plus, it’s a great way to use up leftover chicken and ham!
How to Make Best Chicken Cordon Bleu Casserole
Ingredients:
- 3 cups cooked chicken, shredded or cubed
- 1 1/2 cups cooked ham, diced
- 2 cups shredded Swiss cheese, divided
- 1/2 cup sour cream
- 1/4 cup milk
- 1 tablespoon Dijon mustard
- 1/2 teaspoon garlic powder
- 1/2 teaspoon onion powder
- Salt and pepper to taste
- 1/2 cup bread crumbs, plain or seasoned (optional)
- 2 tablespoons melted butter (optional)
Directions:
- Preheat oven to 350°F (175°C). Grease a 9×13 inch baking dish.
- In a large mixing bowl, combine the cooked chicken, ham, and 1 1/2 cups of the Swiss cheese.
- In a separate bowl, whisk together the sour cream, milk, Dijon mustard, garlic powder, onion powder, salt, and pepper until smooth.
- Pour the soup mixture over the chicken and ham mixture. Stir gently to combine, ensuring that everything is well coated.
- Pour the mixture into the prepared baking dish. Spread it evenly.
- Sprinkle the remaining 1/2 cup of Swiss cheese over the top of the casserole.
- In a small bowl, combine the bread crumbs and melted butter, if desired. Sprinkle this mixture evenly over the cheese.
- Bake for 25-30 minutes, or until the casserole is heated through and the cheese is melted and bubbly.
- Let the casserole cool for a few minutes before serving.
How to Serve Best Chicken Cordon Bleu Casserole
Serve this casserole warm from the oven. It pairs well with a simple green salad or steamed vegetables. For added flavor, you can garnish with fresh parsley or chives. This dish is satisfying on its own but also complements rice or a crusty bread side.
How to Store Best Chicken Cordon Bleu Casserole
To store the casserole, let it cool completely and then cover it tightly with plastic wrap or transfer it to an airtight container. It can be kept in the refrigerator for up to 3-4 days. You can also freeze leftovers for longer storage. To reheat, thaw overnight in the fridge if frozen, then bake at 350°F (175°C) until warmed through.
Tips to Make Best Chicken Cordon Bleu Casserole
- Make sure to use cooked chicken and ham to save time.
- You can add additional vegetables like broccoli or peas for extra nutrition.
- For a crispy topping, use seasoned bread crumbs or crushed crackers.
- Adjust the seasoning according to your taste preference.
Variation
You can switch up the meats by using turkey instead of chicken or swapping the ham for cooked bacon. Additionally, if you prefer a gluten-free option, you can omit the bread crumbs entirely or use gluten-free bread crumbs.
FAQs
Can I make this casserole ahead of time?
Yes, you can assemble the casserole a day in advance. Just cover it and refrigerate until you are ready to bake.
What can I serve with Chicken Cordon Bleu Casserole?
This casserole goes well with a side salad, steamed vegetables, or a nice crusty bread.
Can I use different cheese?
Absolutely! You can substitute Swiss cheese with Gruyère or mozzarella for a different flavor.

Chicken Cordon Bleu Casserole
Ingredients
Casserole Ingredients
- 3 cups cooked chicken, shredded or cubed Use leftover chicken for convenience.
- 1.5 cups cooked ham, diced
- 2 cups shredded Swiss cheese, divided
- 0.5 cup sour cream
- 0.25 cup milk
- 1 tablespoon Dijon mustard
- 0.5 teaspoon garlic powder
- 0.5 teaspoon onion powder
- Salt and pepper to taste
Topping Ingredients
- 0.5 cup bread crumbs, plain or seasoned (optional) Adding cheese on top.
- 2 tablespoons melted butter (optional) For crispy topping if desired.
Instructions
Preparation
- Preheat oven to 350°F (175°C). Grease a 9x13 inch baking dish.
- In a large mixing bowl, combine the cooked chicken, ham, and 1 1/2 cups of the Swiss cheese.
- In a separate bowl, whisk together the sour cream, milk, Dijon mustard, garlic powder, onion powder, salt, and pepper until smooth.
- Pour the soup mixture over the chicken and ham mixture. Stir gently to combine, ensuring that everything is well coated.
- Pour the mixture into the prepared baking dish. Spread it evenly.
- Sprinkle the remaining 1/2 cup of Swiss cheese over the top of the casserole.
- In a small bowl, combine the bread crumbs and melted butter if desired. Sprinkle this mixture evenly over the cheese.
Baking
- Bake for 25-30 minutes, or until the casserole is heated through and the cheese is melted and bubbly.
- Let the casserole cool for a few minutes before serving.