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Ultimate Easy Chicken Cordon Bleu Casserole You’ll Love

Published: Aug 2, 2025 by Emma Saviani · This post may contain affiliate links ·

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Amid the hustle of a busy week, the thought of dinner can feel overwhelming—especially when everyone has a different craving. This is where my Easy Chicken Cordon Bleu Casserole comes to the rescue! Combining succulent chicken, savory ham, and gooey Swiss cheese with a creamy sauce, this dish embodies comfort food perfection. Best of all, it’s designed for simplicity; everything bakes together in one dish, making cleanup a breeze. With a buttery cracker topping adding just the right crunch, it’s not just an easy dinner recipe; it’s a delightful crowd-pleaser. Whether you’re hosting a family gathering or seeking a cozy night in, you’ll love how this casserole transforms classic flavors into a quick-to-prepare meal. Ready to find out how this beloved dish can warm up your week?

Why is this casserole a must-try?

Comforting All-in-One Dish: This Chicken Cordon Bleu Casserole packs all the hearty flavors you love into one easy dish that everyone will rave about.

Quick Prep Time: With just a bit of mixing and baking, you’ll have a wholesome meal ready in under an hour.

Perfect for Meal Prep: Make it ahead of time for busy nights, and enjoy the convenience of leftovers.

Flavorful Variations: Switch up the cheeses or proteins to create your ideal comfort food masterpiece. Want something even simpler? Try my Hobo Casserole Comfort for a speedy option!

Family-Friendly Appeal: Kids and adults alike will savor every bite, making it perfect for family dinners or gatherings. Enjoy a taste of nostalgia with every serving!

Chicken Cordon Bleu Casserole Ingredients

For the Casserole
• Cooked Chicken (3 cups) – Use shredded or diced rotisserie chicken for quick prep and great taste.
• Cooked Ham (1½ cups) – Diced into small, bite-sized pieces for maximum flavor distribution.
• Swiss Cheese (2 cups shredded) – Ensures a creamy texture; consider mozzarella or Gruyère for a twist.
• Cream of Mushroom or Chicken Soup (1 can) – Acts as a creamy binder; homemade béchamel can also be a delicious alternative.
• Mayonnaise (½ cup) – Adds richness to the filling; substitute with sour cream or softened cream cheese if desired.
• Dijon Mustard (1 tsp) – Infuses a subtle tang that elevates the casserole.
• Garlic Powder (1 tsp) & Onion Powder (1 tsp) – Enhances the overall flavor profile with aromatic notes.
• Salt & Pepper – Adjust these seasonings to cater to your taste preferences.

For the Topping
• Buttery Crackers (1½ cups crushed) – The perfect crunchy topping; Ritz-style crackers add great flavor.
• Butter (2 tbsp, melted) – Binds the cracker mixture for a golden-brown, crispy finish.

For Garnish
• Fresh Parsley (optional) – Adds a splash of color and freshness to your finished dish.

This Chicken Cordon Bleu Casserole is a delightful comfort food that brings classic flavors into your home in an easy and delicious way!

Step‑by‑Step Instructions for Chicken Cordon Bleu Casserole

Step 1: Preheat the Oven
Begin by preheating your oven to 350°F (175°C). This ensures that your Chicken Cordon Bleu Casserole bakes evenly and reaches the perfect temperature. While the oven heats up, gather all your ingredients to streamline your preparation process.

Step 2: Prepare the Casserole Dish
Next, grease a 9×13-inch casserole dish with a bit of cooking oil or butter. This prevents sticking and allows for easy serving when your Chicken Cordon Bleu Casserole is finished baking. Set the dish aside while you mix the filling.

Step 3: Mix the Filling
In a large mixing bowl, combine the shredded cooked chicken, diced ham, and shredded Swiss cheese. Add the cream of mushroom (or chicken) soup and mayonnaise, then stir in Dijon mustard, garlic powder, onion powder, salt, and pepper. Mix these ingredients until completely blended, creating a creamy filling.

Step 4: Transfer the Mixture
Pour the Chicken Cordon Bleu filling into the prepared casserole dish, spreading it out evenly with a spatula. Ensuring an even layer helps with consistent cooking, leading to a perfectly melded casserole that everyone will love.

Step 5: Prepare the Topping
In a separate bowl, combine the crushed buttery crackers with melted butter. Mix well until all the crumbs are coated! Sprinkle this deliciously crunchy topping evenly over the casserole, which will create a golden-brown crust as it bakes.

Step 6: Bake the Casserole
Place the casserole in the preheated oven and bake for 25 to 30 minutes. Watch closely for bubbling around the edges and a beautifully golden top, indicating that your Chicken Cordon Bleu Casserole is nearly ready to enjoy.

Step 7: Broil for Extra Crispiness
If desired, switch the oven to broil for an additional 2 to 3 minutes to achieve an extra crispy, golden topping. Keep a close eye during this time to prevent burning, as broiling can quickly darken the crust.

Step 8: Rest Before Serving
Once baked to perfection, remove the casserole from the oven and allow it to rest for about 5 to 10 minutes. This resting period helps the flavors settle and makes it easier to serve. Optionally, garnish with fresh parsley for a touch of color!

How to Store and Freeze Chicken Cordon Bleu Casserole

Fridge: Store leftover Chicken Cordon Bleu Casserole in an airtight container for up to 3-4 days; this keeps it fresh and ready for quick meals.

Freezer: To freeze, wrap the casserole tightly with plastic wrap or aluminum foil before placing it in a freezer bag. It can be frozen for up to 2-3 months for best quality.

Reheating: Reheat individual portions in the microwave for about 2-3 minutes or warm the entire casserole in a preheated oven at 350°F (175°C) until heated through, approximately 20-25 minutes.

Make-Ahead Tip: Prepare the casserole ahead of time, then simply bake from frozen for a comforting meal that's ready when you are!

Chicken Cordon Bleu Casserole Variations

Feel free to get creative with this comforting casserole that’s ready to adapt to your taste buds!

  • Cheese Swap: Substitute Swiss cheese with Gruyère for a nuttier flavor that adds depth to the dish. The rich taste will elevate every bite!

  • Meat Alternatives: Use leftover holiday ham or cooked turkey for a great twist. You can even mix in some crispy bacon for extra crunch and flavor.

  • Creamy Base: Switch out the cream of mushroom soup for a cream of celery or even a homemade béchamel for a uniquely creamy texture. Your guests will be pleasantly surprised!

  • Vegetarian Option: Go meatless by using a combination of sautéed mushrooms, spinach, and artichokes instead of chicken and ham. This variation leads to an incredibly flavorful alternative.

  • Herb Boost: Incorporate fresh herbs like thyme or rosemary into the filling for a delightful aroma and added freshness. Feel free to experiment and see which herbs resonate with you!

  • Add Some Heat: Mix in diced jalapeños or a pinch of cayenne pepper for a spicy kick! This variation transforms the casserole into a comforting dish with an exciting twist.

  • Low-Carb Topping: For a healthier take, replace the buttery cracker topping with crushed pork rinds or almond flour mixed with melted butter. This option will keep your dish crunchy without the carbs!

  • Flavorful Side Suggestions: Enhance your meal by serving with a fresh salad or roasted vegetables, bringing color and nutritional balance to your table. You can also consider complementing this dish with a warm side dish like my Street Corn Chicken for a complete and satisfying meal.

These variations open a world of possibilities while ensuring your Chicken Cordon Bleu Casserole remains a family favorite!

Make Ahead Options

This Chicken Cordon Bleu Casserole is perfect for meal prep, allowing you to enjoy more time with your loved ones during busy weeknights. You can prepare the filling (chicken, ham, cheese, and creamy mixture) up to 24 hours in advance; just store it in an airtight container in the refrigerator to maintain its freshness. Additionally, you can crush the buttery crackers and mix them with melted butter a day ahead, keeping them in a sealed bag to retain crunchiness. When you’re ready to bake, simply combine the filling in the casserole dish, sprinkle with the topping, and bake straight from the fridge. This way, you’ll have a quick, comforting meal that still tastes just as delightful!

Expert Tips for Chicken Cordon Bleu Casserole

  • Cheese Matters: Use freshly shredded cheese for a creamier melt and enhanced flavor; pre-packaged cheese can have added anti-caking agents that affect texture.

  • Taste Test: Always taste the mixture before baking to adjust seasoning, especially if you're controlling salt intake. This ensures maximum flavor in your Chicken Cordon Bleu Casserole.

  • Let It Rest: Allow the casserole to rest for 5-10 minutes after baking. This step helps the layers set and makes for easier serving, preventing the casserole from falling apart.

  • Swap Ingredients: Don’t hesitate to switch up ingredients based on your pantry. Leftover chicken or different types of cheese (like Gruyère) can elevate your take on the classic Chicken Cordon Bleu Casserole.

  • Single Serve Portions: For easy lunches or meal prep, consider dividing the casserole into smaller portions before baking. This makes reheating quick and convenient for busy days!

What to Serve with Easy Chicken Cordon Bleu Casserole

A comforting casserole deserves delightful companions to create a complete meal experience that warms the heart.

  • Steamed Broccoli: The vibrant green complements the casserole’s creamy texture, adding a nutritious crunch while balancing the rich flavors.

  • Garlic Bread: A crunchy, buttery side to soak up the creamy sauce, garlic bread adds an irresistible flavor that pairs perfectly with the casserole's savory elements.

  • Crisp Side Salad: A fresh crunch with mixed greens and a tangy vinaigrette brightens the plate, providing a lovely contrast to the richness of the casserole.

  • Roasted Brussels Sprouts: Their crispy exterior and tender heart add earthy flavors and add a satisfying texture that contrasts beautifully with the creamy layers.

  • Creamy Mashed Potatoes: Silky and indulgent, mashed potatoes serve as a comforting base to enjoy alongside the casserole, absorbing any leftover sauce.

  • Apple Pie: Sweet, cinnamon-spiced apple pie makes for a perfect finish to your meal, offering a delightful contrast to the savory satisfaction of the casserole.

Feel free to mix and match these sides to create your perfect dinner spread!

Chicken Cordon Bleu Casserole Recipe FAQs

How do I choose ripe ingredients for the casserole?
Absolutely! When selecting ingredients for your Chicken Cordon Bleu Casserole, opt for fresh cooked chicken, as it offers the best flavor. If using rotisserie chicken, check for any dark spots or unusual smells. Make sure your cheese is fresh and has not passed its expiration date. The cream soup should also be within its shelf life, ensuring the best texture and taste.

How should I store leftovers, and how long do they last?
To store your leftover Chicken Cordon Bleu Casserole, place it in an airtight container and keep it in the refrigerator for 3-4 days. This helps maintain freshness and flavor. If you want to enjoy the casserole later, I recommend freezing it, which can extend its life up to 2-3 months. Just make sure to wrap it tightly!

Can I freeze the casserole, and how do I do it?
Absolutely! To freeze your Chicken Cordon Bleu Casserole, wrap it tightly in plastic wrap or aluminum foil, or place it in a freezer-safe bag. To ensure the best quality, label it with the date. When you're ready to enjoy it, you can bake it directly from frozen! Just preheat your oven to 350°F (175°C) and bake for about 50-60 minutes, or until heated through and bubbly!

What should I do if the casserole is too dry after baking?
If you find your Chicken Cordon Bleu Casserole comes out a bit dry, it could be due to overbaking. Next time, check on it a few minutes before the suggested baking time. You can also ensure the filling is creamy enough by adjusting the amount of cream soup or mayonnaise. A splash of chicken broth during baking can add moisture, too—just pour it over before serving!

Is this casserole suitable for those with dietary restrictions?
Very! This Chicken Cordon Bleu Casserole is low-salt, making it ideal for those monitoring their sodium intake. If you're preparing it for someone with dairy allergies, consider using dairy-free substitutes for the cheese and cream soup. Always check the labels for other potential allergens if you're serving it to guests.

Can I make the casserole ahead of time?
Certainly! You can prep your Chicken Cordon Bleu Casserole a day in advance. Simply follow the recipe instructions, cover it well, and refrigerate. On the day you plan to serve it, bake it straight from the fridge, adding a few extra minutes to the baking time if it's cold. This way, you’ll have a comforting meal that’s ready when you are!

Chicken Cordon Bleu Casserole

Ultimate Easy Chicken Cordon Bleu Casserole You’ll Love

This Chicken Cordon Bleu Casserole combines flavors for a comforting, easy meal everyone will adore.
Print Pin Rate
Course: Main Dishes
Cuisine: American
Keyword: Casserole, Chicken Cordon Bleu Casserole, comfort food, Easy Dinner, family-friendly, Quick Meal
Prep Time: 15 minutes minutes
Cook Time: 30 minutes minutes
Resting Time: 10 minutes minutes
Total Time: 55 minutes minutes
Servings: 6 servings
Calories: 400kcal

Equipment

  • 9x13-inch casserole dish

Ingredients

For the Casserole

  • 3 cups Cooked Chicken Shredded or diced rotisserie chicken
  • 1.5 cups Cooked Ham Diced into small, bite-sized pieces
  • 2 cups Swiss Cheese Shredded; consider mozzarella or Gruyère
  • 1 can Cream of Mushroom or Chicken Soup Acts as a creamy binder
  • 0.5 cups Mayonnaise Richness to the filling; substitute with sour cream or softened cream cheese
  • 1 teaspoon Dijon Mustard Infuses a subtle tang
  • 1 teaspoon Garlic Powder
  • 1 teaspoon Onion Powder
  • Salt Adjust to taste
  • Pepper Adjust to taste

For the Topping

  • 1.5 cups Buttery Crackers Crushed; Ritz-style recommended
  • 2 tablespoon Butter Melted

For Garnish

  • Fresh Parsley Optional

Instructions

Instructions

  • Preheat the oven to 350°F (175°C).
  • Grease a 9×13-inch casserole dish with cooking oil or butter.
  • In a large mixing bowl, combine shredded chicken, diced ham, and shredded Swiss cheese. Mix in cream of soup and mayonnaise, then add Dijon mustard, garlic powder, onion powder, salt, and pepper until blended.
  • Pour the chicken mixture into the prepared casserole dish, spreading evenly.
  • In a separate bowl, mix crushed buttery crackers with melted butter; sprinkle over the casserole.
  • Bake for 25 to 30 minutes until bubbling and golden.
  • Optional: Broil for an additional 2 to 3 minutes for extra crispiness.
  • Let sit for 5 to 10 minutes before serving. Garnish with fresh parsley, if desired.

Notes

Use freshly shredded cheese for a creamier texture. Monitor seasoning for optimal flavor.

Nutrition

Serving: 1serving | Calories: 400kcal | Carbohydrates: 20g | Protein: 30g | Fat: 22g | Saturated Fat: 10g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 5g | Cholesterol: 80mg | Sodium: 900mg | Potassium: 400mg | Fiber: 2g | Sugar: 1g | Vitamin A: 700IU | Vitamin C: 2mg | Calcium: 300mg | Iron: 2mg

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Ellie Monroe

I’m Ellie, a 54-year-old home cook who believes the best recipes come from the heart. At Heavenly Recipe, I share comforting classics, sweet treats, and simple meals that anyone can make, just like the ones passed down through my family.

More about me

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