If you’re searching for the ultimate Newfoundland comfort food, look no further than this rich and creamy Newfoundland Cod Au Gratin. Made with flaky Atlantic cod, a velvety homemade cream sauce, and topped with a generous layer of bubbling sharp cheddar cheese, this classic East Coast casserole has been warming Newfoundland dinner tables for generations.

You may also like this easy one pan Lemon Garlic Butter Cod dish

Newfoundland and Labrador have long been known for their deep connection to the Atlantic fishery, with cod playing a central role in the province’s culinary heritage. While there are many traditional cod recipes throughout Newfoundland, few are as comforting and beloved as Cod Au Gratin.

This version combines tender chunks of cod with a creamy cheese sauce before being baked until golden and bubbly under a blanket of melted cheddar cheese. The result is a hearty family meal that’s perfect for chilly evenings, Sunday suppers, holiday gatherings, or whenever you’re craving true Canadian comfort food.

Whether you grew up on Newfoundland cooking or are discovering it for the first time, this cheesy cod casserole is guaranteed to become a new family favorite.

Why You’ll Love This Recipe

• Authentic Newfoundland-inspired recipe
• Loaded with flaky Atlantic cod
• Rich homemade cream sauce
• Thick layer of melted cheddar cheese
• Easy make-ahead dinner
• Perfect comfort food
• Family-friendly casserole
• Great for leftovers

What Is Newfoundland Cod Au Gratin?

Cod Au Gratin is one of Newfoundland’s most iconic comfort foods. Traditionally made with fresh cod, a creamy white sauce, and cheese, the dish is baked until hot and bubbly.

Over the years, many Newfoundland families have added their own special touches, but the heart of the recipe remains the same: tender cod and plenty of cheese.

Our version stays true to the classic while adding an extra-generous layer of sharp cheddar cheese that melts beautifully over the top.

How To Ask Newfoundland Cod Au Gratin (Creamy Cheesy Cod Casserole Recipe)

Step 1: Prepare The Cod

Preheat your oven to 375°F.

Lightly grease a 9×13-inch baking dish.

Arrange the cod pieces evenly in the baking dish and season lightly with salt and pepper.

Step 2: Make The Cream Sauce

In a large saucepan melt the butter over medium heat.

Whisk in the flour and cook for one minute.

Slowly add the milk while whisking continuously.

Continue cooking until the sauce thickens.

Season with onion powder, garlic powder, salt, and pepper.

Step 3: Assemble The Casserole

Pour the cream sauce evenly over the cod.

Cover the entire casserole with freshly shredded sharp cheddar cheese.

Don’t be shy here—the cheese is what creates that beautiful golden topping everyone loves.

Step 4: Bake

Bake uncovered for 25 to 30 minutes.

The cod should be flaky and tender while the cheddar cheese becomes melted, bubbly, and lightly golden brown.

For extra color, broil for 2 to 3 minutes at the end.

Step 5: Serve

Allow the casserole to rest for 5 minutes before serving.

Sprinkle with fresh parsley and serve hot.

What To Serve With Cod Au Gratin

This rich and creamy casserole pairs perfectly with:

• Homemade dinner rolls
• Crusty bread
• Roasted vegetables
• Garden salad
• Steamed green beans
• Coleslaw

Tips For Success

Use Freshly Shredded Cheese

Freshly shredded cheddar melts better and creates a smoother topping.

Choose Atlantic Cod

Atlantic cod provides the most authentic Newfoundland flavor and texture.

Don’t Overcook The Fish

Cod cooks quickly and remains tender when baked just until flaky.

Broil For Extra Color

A quick broil at the end creates a beautiful golden cheese crust.

Frequently Asked Questions

Can I Use Frozen Cod?

Yes. Simply thaw completely and pat dry before using.

What Type Of Cheese Works Best?

Sharp cheddar cheese is traditional and provides the best flavor.

Can I Make This Ahead Of Time?

Absolutely. Assemble the casserole up to 24 hours ahead and refrigerate until ready to bake.

Can I Freeze Cod Au Gratin?

Yes. Allow the casserole to cool completely before freezing for up to three months.

A True Taste Of Newfoundland

This Newfoundland Cod Au Gratin (Creamy Cheesy Cod Casserole Recipe) celebrates one of Newfoundland and Labrador’s most beloved dishes. Rich, comforting, and topped with golden melted cheddar cheese, it’s a recipe that brings East Coast tradition straight to your dinner table.

Whether you’re exploring Canadian regional cuisine or recreating a cherished family favorite, this classic cod casserole delivers the cozy flavors that make Newfoundland cooking so unforgettable.

From our kitchen to yours, happy cooking from Canadian Cooking Adventures! 🍁🐟🧀