Traditional Cod Au Gratin
Traditional Cod Au Gratin is a comforting baked seafood dish featuring tender cod loins smothered in a rich, creamy cheese sauce and topped with crunchy potato chips for a delicious texture contrast. This classic recipe delivers savory indulgence perfect for family dinners or special occasions.
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Total Time: 45 minutes
- Yield: 6 servings
- Category: Main Dish, Seafood, Comfort Food
- Method: Baking, stovetop sauce preparation
- Cuisine: American, Classic
- Diet: Gluten Free
Ingredients
2 lbs fresh boneless cod loins
¼ cup butter
½ small onion, finely chopped
2 garlic cloves, minced
¼ cup corn starch (or potato starch)
1 tbsp Dijon mustard
¼ cup dry white wine
2 ¼ cups milk
⅔ cup shredded Parmesan cheese
1 cup shredded cheddar cheese
2 tsp dried summer savory
Salt and pepper, to taste
1 small bag plain potato chips, crumbled
Instructions
-
Preheat oven to 375°F (190°C).
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Butter a baking dish and arrange cod loins evenly; season with salt and pepper.
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Melt butter in saucepan over medium heat. Sauté onion and garlic until translucent (~3-4 mins).
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Stir in corn starch and Dijon mustard. Gradually whisk in white wine and milk, stirring constantly.
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Cook sauce until thickened (~5-7 mins). Remove from heat; stir in Parmesan, cheddar, and summer savory. Adjust seasoning.
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Pour cheese sauce evenly over cod.
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Sprinkle crumbled potato chips on top for crunch.
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Bake 25–30 minutes until bubbly and topping is golden.
-
Let rest 5 minutes before serving.
Notes
Use seasoned panko breadcrumbs instead of chips for a different crunch.
Add fresh thyme or parsley for extra herb flavor.
Add cayenne or smoked paprika for spice.
Layer steamed broccoli or peas under fish for veggies.
Substitute white wine with chicken broth or grape juice
Find it online: https://justsosavory.com/traditional-cod-au-gratin/
