Keto Chicken Cordon Bleu Casserole

Featured in: Everyday Suppers

This satisfying low-carb casserole transforms the classic French dish into an easy weeknight meal. Tender cubed chicken and savory ham are layered in a rich Dijon cream sauce, topped with melted Swiss cheese and a buttery almond flour crust. Ready in just 45 minutes, this gluten-free dish serves six and delivers an impressive 36g protein per portion while keeping carbs at a minimal 4g.

Updated on Thu, 12 Feb 2026 02:08:32 GMT
Golden, bubbly Keto Chicken Cordon Bleu Casserole fresh from the oven, featuring tender chicken, diced ham, and melted Swiss cheese in a creamy sauce. Pin It
Golden, bubbly Keto Chicken Cordon Bleu Casserole fresh from the oven, featuring tender chicken, diced ham, and melted Swiss cheese in a creamy sauce. | hyperflavors.com

There's something undeniably comforting about a bubbling casserole straight from the oven, especially when it combines the beloved flavors of Chicken Cordon Bleu in a convenient, keto-friendly format. This Keto Chicken Cordon Bleu Casserole transforms the traditional rolled and breaded dish into a satisfying, low-carb meal that doesn't sacrifice an ounce of flavor. Tender chunks of chicken mingle with savory diced ham and melty Swiss cheese, all enveloped in a rich, creamy Dijon sauce that delivers that classic Cordon Bleu taste without the carbs.

Golden, bubbly Keto Chicken Cordon Bleu Casserole fresh from the oven, featuring tender chicken, diced ham, and melted Swiss cheese in a creamy sauce. Pin It
Golden, bubbly Keto Chicken Cordon Bleu Casserole fresh from the oven, featuring tender chicken, diced ham, and melted Swiss cheese in a creamy sauce. | hyperflavors.com

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While traditional Chicken Cordon Bleu requires precise technique to pound, stuff, roll, and bread chicken breasts, this casserole version simplifies the process dramatically. The dish originated in Switzerland, despite its French name, and has been reinvented countless times. This keto adaptation maintains the spirit of the original—the harmonious combination of chicken, ham, and Swiss cheese—while creating a family-friendly casserole that's both elegant enough for company and simple enough for everyday meals.

Ingredients

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  • Proteins: 4 cups cooked chicken breast, cubed or shredded and 6 oz ham, diced
  • Dairy: 8 oz Swiss cheese, shredded (divided), 4 oz cream cheese, softened, 1/2 cup heavy cream, and 1/4 cup grated Parmesan cheese
  • Sauce & Seasonings: 2 tbsp Dijon mustard, 1/2 tsp garlic powder, 1/2 tsp onion powder, 1/2 tsp black pepper, and 1/4 tsp salt
  • Topping: 2 tbsp almond flour, 1 tbsp melted butter, and 1 tbsp chopped fresh parsley (optional)
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Instructions

Prepare the oven and baking dish
Preheat oven to 375°F (190°C). Lightly grease a 9x13-inch casserole dish.
Combine the main ingredients
In a large bowl, combine cooked chicken, diced ham, and half of the shredded Swiss cheese. Spread mixture evenly in the prepared casserole dish.
Make the creamy sauce
In a medium bowl, whisk together cream cheese, heavy cream, Dijon mustard, garlic powder, onion powder, black pepper, and salt until smooth.
Assemble the casserole
Pour the sauce evenly over the chicken and ham. Sprinkle with the remaining Swiss cheese and Parmesan cheese.
Prepare the topping
In a small bowl, mix almond flour and melted butter. Sprinkle over the top of the casserole.
Bake the casserole
Bake uncovered for 25–30 minutes, or until bubbly and golden brown.
Finish and serve
Garnish with chopped parsley, if desired. Serve hot.

Zusatztipps für die Zubereitung

For maximum flavor, use a high-quality ham with minimal processing. Black Forest or smoked varieties add depth to the casserole. When shredding your own Swiss cheese (rather than using pre-shredded), you'll achieve a smoother melt without the anti-caking agents found in packaged shredded cheese. For an extra-rich sauce, allow your cream cheese to come fully to room temperature before mixing, which ensures it will blend seamlessly with the other ingredients.

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Varianten und Anpassungen

This versatile recipe can be adapted in numerous ways while keeping it keto-friendly. Try substituting Gruyère for the Swiss cheese for a deeper, more complex flavor profile. For added texture and flavor, mix in 1/2 cup of finely chopped cooked bacon. If you're not strictly keto, you could replace the almond flour topping with crushed pork rinds for an extra crunchy element. For a touch of brightness, add 1-2 teaspoons of lemon zest to the sauce mixture.

Serviervorschläge

This rich casserole pairs beautifully with light, fresh sides that balance its creamy texture. Serve alongside a crisp green salad dressed with a simple vinaigrette, or steamed asparagus drizzled with olive oil and lemon juice. Roasted broccoli makes an excellent side as well, providing crunch and nutritional balance. For those not counting carbs, a side of cauliflower rice or roasted radishes offers a satisfying accompaniment that soaks up the delicious sauce.

A serving of Keto Chicken Cordon Bleu Casserole plated with a fresh green side salad, showcasing the rich, cheesy, golden-brown top. Pin It
A serving of Keto Chicken Cordon Bleu Casserole plated with a fresh green side salad, showcasing the rich, cheesy, golden-brown top. | hyperflavors.com
A serving of Keto Chicken Cordon Bleu Casserole plated with a fresh green side salad, showcasing the rich, cheesy, golden-brown top. Pin It
A serving of Keto Chicken Cordon Bleu Casserole plated with a fresh green side salad, showcasing the rich, cheesy, golden-brown top. | hyperflavors.com
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This Keto Chicken Cordon Bleu Casserole transforms a traditionally complex dish into an approachable weeknight meal without sacrificing its distinctive flavor profile. The combination of tender chicken, smoky ham, and melty Swiss cheese creates a harmonious blend that's enhanced by the tangy Dijon sauce. Whether you're strictly following a keto diet or simply looking for a satisfying, lower-carb dinner option, this casserole delivers comfort food appeal with modern nutritional sensibilities. It's proof that classic dishes can be reimagined to fit contemporary dietary needs while still providing all the pleasure of the original.

Recipe Questions & Answers

Can I make this ahead of time?

Yes, assemble the casserole up to 24 hours in advance and refrigerate. Add the almond flour topping just before baking, and increase cooking time by 5-10 minutes if baking from cold.

What can I substitute for almond flour?

Pork panko, crushed pork rinds, or additional grated Parmesan work well as low-carb alternatives. For a nut-free option, simply omit the topping or add extra cheese.

How should I store leftovers?

Store in an airtight container in the refrigerator for 3-4 days. Reheat in the microwave or oven at 350°F until warmed through. The texture remains excellent after reheating.

Can I use different meats?

Turkey breast works beautifully as a chicken substitute. For the ham, prosciutto or bacon add delicious smoky variations. Just keep similar ratios for the best results.

Is this freezer-friendly?

Absolutely. Freeze before baking for up to 3 months. Thaw overnight in the refrigerator, then bake with the topping as directed. Already-baked portions also freeze well for meal prep.

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Keto Chicken Cordon Bleu Casserole

A creamy low-carb twist featuring chicken, ham, and Swiss in a rich mustard sauce.

Time to Prep
15 min
Time to Cook
30 min
Total Duration
45 min
Created by Aria Brooks

Dish Type Everyday Suppers

Skill Level Easy

Cuisine Type American

Makes 6 Serving Size

Dietary Notes Gluten-Free, Low Carb Option

What You'll Need

Proteins

01 4 cups cooked chicken breast, cubed or shredded
02 6 ounces ham, diced

Dairy

01 8 ounces Swiss cheese, shredded, divided
02 4 ounces cream cheese, softened
03 1/2 cup heavy cream
04 1/4 cup grated Parmesan cheese

Sauce and Seasonings

01 2 tablespoons Dijon mustard
02 1/2 teaspoon garlic powder
03 1/2 teaspoon onion powder
04 1/2 teaspoon black pepper
05 1/4 teaspoon salt

Topping

01 2 tablespoons almond flour
02 1 tablespoon melted butter
03 1 tablespoon chopped fresh parsley, optional

How to Make It

Step 01

Prepare Casserole Dish: Preheat oven to 375 degrees Fahrenheit. Lightly grease a 9 by 13 inch casserole dish with cooking spray or butter.

Step 02

Layer Proteins and Cheese: In a large mixing bowl, combine cooked chicken breast, diced ham, and half of the shredded Swiss cheese. Spread mixture evenly in the prepared casserole dish.

Step 03

Create Mustard Cream Sauce: In a medium mixing bowl, whisk together softened cream cheese, heavy cream, Dijon mustard, garlic powder, onion powder, black pepper, and salt until smooth and well combined.

Step 04

Assemble Casserole: Pour the sauce evenly over the chicken and ham mixture. Sprinkle with remaining Swiss cheese and Parmesan cheese.

Step 05

Prepare Topping: In a small mixing bowl, combine almond flour and melted butter until crumbly. Sprinkle mixture evenly over the top of the casserole.

Step 06

Bake: Bake uncovered for 25 to 30 minutes, or until the casserole is bubbly and the topping is golden brown.

Step 07

Finish and Serve: Remove from oven and garnish with chopped fresh parsley if desired. Allow to rest for 2 minutes before serving hot.

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What You Need

  • 9 by 13 inch casserole dish
  • Large mixing bowl
  • Medium mixing bowl
  • Small mixing bowl
  • Whisk
  • Measuring cups
  • Measuring spoons
  • Oven

Allergy Info

Be sure to check every ingredient for possible allergens. If unsure, reach out to a health specialist.
  • Contains dairy products including cheese and cream
  • Contains tree nuts from almond flour
  • Ham may contain added preservatives; verify ingredients if sensitive to nitrates or sodium nitrite
  • Verify all ingredients for potential cross-contamination despite gluten-free designation

Nutritional Breakdown (per serving)

Nutritional details are for informational purposes and shouldn't replace advice from your doctor.
  • Caloric Value: 410
  • Fats: 28 g
  • Carbohydrates: 4 g
  • Proteins: 36 g

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