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Chicken Cordon Bleu Casserole Recipe

This easy-to-make casserole combines tender chicken and smoked ham, smothered in a creamy Swiss cheese sauce reminiscent of the classic Chicken Cordon Bleu dish. It’s a comforting main meal that’s perfect for any occasion.

Course: Main Meal
Cuisine: American
Keyword: chicken cordon bleu casserole recipe, how to make chicken cordon bleu casserole, what to serve with chicken cordon bleu casserole
Prep Time: 15 minutes
Cook Time: 30 minutes
Servings: 6
Calories: 941 kcal
Author: Beth Pierce


  • 4 cups diced or shredded rotisserie chicken
  • 3 cups diced ham

Cheese Sauce

  • 4 tablespoons butter
  • 4 tablespoons all-purpose flour
  • 2 – 2 ½ cups milk
  • 1 tablespoon Dijon mustard
  • ¼ teaspoon smoked paprika
  • ¼ teaspoon garlic powder
  • ⅛ – ¼ teaspoon ground cayenne pepper
  • 2 cups shredded Swiss cheese or Gruyere cheese
  • Salt and pepper, to taste
  • 2 pinches nutmeg (optional but recommended)

Cracker Topping

  • ⅓ cup butter, melted
  • 1 ¼ sleeves Ritz crackers, crushed
  • ¼ cup Parmesan cheese
  • 1 tablespoon chopped fresh parsley


  1. Preheat the oven to 350 degrees Fahrenheit. Spray a 9×13 inch casserole dish (or similar size) with nonstick baking spray.
  2. Combine the diced chicken and diced ham in the prepared casserole dish.
  3. In a medium bowl, combine the melted butter, crushed Ritz crackers, and Parmesan cheese. Set aside.
  4. In a large skillet over medium heat, melt the butter. Sprinkle in the flour and whisk to combine. Cook for about 2 minutes while whisking.
  5. Slowly whisk in the milk and continue cooking until thickened.
  6. Whisk in the Dijon mustard, smoked paprika, garlic powder, and cayenne pepper.
  7. Reduce the heat to low and stir in the shredded Swiss cheese until melted. Season with salt, pepper, and nutmeg to taste.
  8. Pour the cheese sauce over the chicken and ham in the casserole dish. Sprinkle the cracker topping evenly over the top.
  9. Bake the casserole covered for 15 minutes, then uncover and bake for an additional 15 minutes until bubbly and golden brown.
  10. Sprinkle with chopped fresh parsley before serving.
See also  We love making these in batches and passing them out as gifts. People love them!

Recipe Notes

  • Rotisserie chicken works well for this recipe, but any cooked and shredded or cubed chicken will do.
  • Ham steak is a great option for this recipe and is budget-friendly.
  • The homemade cheese sauce takes a bit longer than using canned soup, but the flavor is worth it.
  • Serve this casserole over white rice, pasta, or mashed cauliflower for a low-carb option.

Enjoy this comforting Chicken Cordon Bleu Casserole as a hearty and satisfying meal. It’s perfect for busy weeknights or special gatherings, and the creamy Swiss cheese sauce will have everyone coming back for seconds!