Cheesy Chicken Gratin - recette canadienne de poulet
Easy

Cheesy Chicken Gratin

(217)
50 min6520 cal

By Chef Marco Deluca·Red Seal Certified Chef|April 1, 2024

Le gratin de poulet est le souper réconfortant par excellence au Québec quand il fait -25°C dehors et que tu veux rien d'autre que de la chaleur et du fromage fondu. Des cubes de poulet dans une sauce béchamel crémeuse, des champignons, des oignons, le tout recouvert d'une couche épaisse de fromage râpé (un mélange de cheddar fort et de mozzarella fonctionne le mieux) et gratiné au four jusqu'à ce que le dessus soit doré et bouillonnant. C'est le genre de plat que ta grand-mère faisait dans un Pyrex qui a survécu à trois générations. Servez avec du pain croûté de la boulangerie du coin pour tremper dans la sauce — c'est essentiel.

casseroles-bakesgratinfromageréconfortant

Ingredients

Servings:
6

Instructions

👨‍🍳Chef's Notes

Mise en Place Saves Time

Even for quick recipes, spend 3 minutes measuring and prepping everything before you turn on the heat. It sounds counterintuitive, but it actually speeds up cooking because you're never scrambling mid-recipe.

Season Generously

Most home cooks under-season their chicken. I use about 1 teaspoon of kosher salt per pound of chicken, applied at least 30 minutes before cooking for the deepest flavour penetration.

About This Recipe

As the winter chill settles in, there’s nothing quite like a Cheesy Chicken Gratin to warm your soul. This dish embodies the essence of comfort food with its creamy béchamel sauce, tender chicken, and a glorious topping of melted cheese that creates a delightful golden crust. It’s a cherished staple in many Canadian homes, often passed down through generations, and brings a sense of nostalgia with every bite. The combination of sautéed mushrooms and onions adds depth, while the Dijon mustard gives a subtle tang that perfectly complements the richness of the dish.

Perfect for family gatherings or a cozy weeknight dinner, this gratin is incredibly versatile. You can whip it up with leftover roasted chicken or even a rotisserie chicken from your local grocery store. With the bubbling cheese and the inviting aroma filling your kitchen, it’s hard to resist serving seconds. It’s no wonder this dish has found its way into the hearts (and stomachs) of Canadian home cooks everywhere, especially when the temperatures drop to -25°C outside.

Tips for the Best Cheesy Chicken Gratin

To ensure your Cheesy Chicken Gratin turns out perfectly creamy and not dry, be sure to cook the béchamel sauce until it thickens but remains pourable. The key is to incorporate the chicken and vegetables gently, allowing them to mingle with the sauce without overcooking. When baking, keep an eye on the cheese; it should be bubbling and golden but not burnt. A food thermometer should read 74°C (165°F) to confirm that everything is warmed through before serving.

What to Serve With It

This Cheesy Chicken Gratin pairs beautifully with a crisp green salad dressed with a light vinaigrette to balance the richness of the dish. For a true Canadian touch, serve it alongside some rustic, crusty bread from your local bakery, perfect for soaking up the creamy sauce. If you’re feeling adventurous, a side of roasted root vegetables can add a hearty element that complements the flavors wonderfully.

Storage & Reheating

Leftovers of this Cheesy Chicken Gratin can be stored in an airtight container in the fridge for up to 3 days. To reheat, place it in the oven at 175°C (350°F) covered with aluminum foil until warmed through, ensuring it doesn’t dry out. If you want to freeze it, do so before baking; it will keep well for up to 3 months. Just defrost in the fridge overnight and bake as directed, adding a few extra minutes to ensure it's heated thoroughly.

Nutrition Per Serving

520
Calories
38g
Protein
28g
Fat
24g
Carbs
Fiber2g
Sugar4g
Sodium720mg

Frequently Asked Questions

Can I use other types of cheese?+

Absolutely! While a mix of sharp cheddar and mozzarella is traditional, you can experiment with Gruyère for a nutty flavor or even a bit of blue cheese for a punch. Just keep in mind that different cheeses may alter the melting characteristics.

Is it necessary to use Dijon mustard?+

Dijon mustard adds a subtle tang that enhances the flavors of the dish, but if you prefer a milder taste, feel free to omit it or substitute with a bit of yellow mustard for a different flavor profile.

Can I make this ahead of time?+

Yes! You can prepare the gratin up to a day in advance. Just assemble it, cover it tightly, and refrigerate. When you’re ready to bake, let it sit at room temperature for about 30 minutes before popping it in the oven to ensure even cooking.

What can I use instead of chicken broth?+

If you don't have chicken broth on hand, vegetable broth works well too! Alternatively, you can use water, but consider adding a bit more seasoning to enhance the flavor of your béchamel sauce.

How can I make this recipe gluten-free?+

To make this Cheesy Chicken Gratin gluten-free, simply substitute the all-purpose flour with a gluten-free flour blend or cornstarch. Just ensure that your chicken broth is also gluten-free.

Reviews

4.7 / 5 (217 reviews)
Lauren P.
May 10, 2025

Great recipe! Even my picky kids loved it.

Kevin P.
May 4, 2025

Easy to follow and turned out amazing. A new favourite.

Kevin K.
Feb 12, 2025

Easy to follow and turned out amazing. A new favourite.

Recipe at a Glance

Prep:
20 min
Cook:
30 min
Total:
50 min
Servings:
6
Difficulty:
Easy

Pro Tips

  • 1Mélangez du cheddar fort et de la mozzarella — le cheddar donne le goût, la mozzarella donne les fils de fromage fondu.
  • 2Ajoutez une pincée de muscade à la béchamel — c'est un secret de la cuisine française que ta grand-mère connaissait sûrement.
  • 3Le poulet de rotisserie du Costco fonctionne parfaitement ici et sauve 30 minutes de cuisson.

Variations

  • Version avec brocoli: ajoutez 2 tasses de fleurons de brocoli blanchis pour plus de légumes.
  • Version avec pâtes: mélangez la sauce avec des pennes cuites pour un gratin de pâtes au poulet.
  • Version sans gluten: remplacez la farine par de la farine de riz et assurez-vous que le bouillon est sans gluten.

Casseroles & Bakes

Cheesy Chicken Gratin

The secret to the best Cheesy Chicken Gratin? It is easier than you think.

by ChickenRecipes.ca

Cheesy Chicken Gratin - recette canadienne de poulet
Chef Marco Deluca

Chef Marco Deluca

Head Chef & Recipe Developer

Marco is a Red Seal certified chef with over 15 years of professional kitchen experience across Canada. After training at George Brown College in Toronto and working in acclaimed restaurants from Vancouver to Montreal, he founded ChickenRecipes.ca to share his expertise with home cooks. Marco specializes in making restaurant-quality chicken dishes accessible for everyday Canadian kitchens.

Red Seal Certified ChefGeorge Brown College Culinary Arts Graduate15+ years professional kitchen experience

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