Indulge in a creamy, cheesy baked seafood au gratin that's perfect for a special dinner.
Prep
20 min
Cook
30 min
Total
60 min
Servings
4
Difficulty
Medium
Instructions
Preheat the Oven
Preheat your oven to 200°C (400°F).
Prepare the Seafood
Pat the shrimp and scallops dry with paper towels. Set aside.
Pro tip: Drying the seafood prevents excess moisture in the dish.
Make the Sauce
In a saucepan over medium heat, melt the butter. Stir in the flour and cook for 1-2 minutes. Gradually whisk in the milk until smooth. Cook until thickened, about 5 minutes.
Pro tip: Whisk constantly to avoid lumps.
Add Cheese and Season
Remove the sauce from heat. Stir in the Gruyère cheese and nutmeg. Season with salt and pepper.
Pro tip: Add cheese slowly, stirring until fully melted.
Combine and Assemble
In a baking dish, combine the shrimp, scallops, and crab meat. Pour the cheese sauce over and mix gently.
Pro tip: Ensure seafood is evenly coated with the sauce.
Add the Topping
Mix breadcrumbs, Parmesan cheese, and olive oil. Sprinkle evenly over the seafood mixture.
Pro tip: For extra crunch, use panko breadcrumbs.
Bake the Dish
Bake in the preheated oven for 20-25 minutes until bubbly and golden brown on top.
Pro tip: Check the top after 15 minutes to prevent burning.
Rest and Serve
Remove from oven and let it rest for 10 minutes before serving.
Pro tip: Resting allows the flavours to meld together.
Tips & Tricks
- Use fresh seafood for the best flavour.
- Grate your own cheese for a smoother sauce.
- Let the dish rest before serving for enhanced flavours.
Frequently Asked Questions
What seafood is best for baked seafood au gratin?
A mix of shrimp, scallops, and crab meat works best for a balanced texture and flavour.
How many calories are in baked seafood au gratin?
This baked seafood au gratin contains approximately 450 calories per serving.
Can I make seafood au gratin in advance?
Yes, you can prepare it a day in advance and reheat before serving.
What cheese is best for seafood au gratin?
Gruyère cheese is ideal for its creamy texture and nutty flavour.
How long to bake seafood au gratin?
Bake the seafood au gratin for 20-25 minutes at 200°C (400°F).
Serving Suggestions
Nutrition per serving
450
Calories
32g
Protein
23g
Fat
25g
Carbs
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Kitchen & BBQ gear
What we use for recipes like this

Kitchen Appliances · Stand Mixers
Kitchen in the Box 6.5QT 660W, 6-Speed Tilt-Head Stand Mixer(Gray)
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Kitchen Organisation · Spice Racks
2 pack Spice Rack Organizer Wall Mounted Cabinet Metal Hanging Spice Rack for Spice Jars and Seasonings Easy to Install Your for kitchen Cupboard or Pantry Door
$17.99

Pit Boss Grills
Competition Series 1600
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