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Chicken Cordon Bleu Casserole

A creamy, comforting deconstructed version of the classic French dish, featuring chicken, ham, and Swiss cheese topped with crispy breadcrumbs.
Print Recipe
Prep Time 20 minutes
Cook Time 35 minutes
Total Time 55 minutes
Servings: 6 servings
Course: Dinner, Main Course
Cuisine: Casserole, French American
Calories: 520
Ingredients Equipment Method Notes

Ingredients
  

Casserole Base
  • 2 lbs chicken breasts boneless skinless, cubed
  • 0.5 lb deli ham chopped
Swiss Cheese Sauce
  • 4 tbsp butter
  • 4 tbsp all-purpose flour
  • 2 cups milk whole milk preferred
  • 1 tbsp Dijon mustard
  • 1 tsp Worcestershire sauce
  • 2 cups Swiss cheese shredded
  • 1 pinch salt and white pepper to taste
Topping
  • 1 cup Panko breadcrumbs
  • 4 tbsp butter melted
  • 1 tsp dried parsley
  • 0.5 tsp garlic powder

Equipment

  • 9x13 Baking Dish
  • Saucepan
  • Whisk
  • Cheese grater

Method
 

  1. Preheat oven to 350°F (175°C) and lightly grease a 9x13 baking dish.
  2. Spread the cubed chicken and chopped ham evenly in the baking dish.
  3. In a saucepan, melt 4 tbsp butter. Whisk in flour and cook for 1 minute.
  4. Slowly whisk in milk and cook until thickened (3-5 minutes).
  5. Remove from heat. Stir in Dijon, Worcestershire, salt, pepper, and shredded Swiss cheese until melted.
  6. Pour sauce evenly over the chicken and ham.
  7. Mix breadcrumbs, melted butter, parsley, and garlic powder. Sprinkle over the top.
  8. Bake for 35-45 minutes until bubbly and chicken reaches 165°F.

Notes

Serve with a side of steamed broccoli or green beans to balance the richness of the cheese sauce.