Fish and Seafood Gratin

Recipe by Lynoucha's Kitchen

A creamy gratin made with halibut and frozen seafood, topped with a velvety béchamel and baked with mozzarella. Ideal for seafood lovers, this comforting dish takes about an hour to prepare and will delight the whole family.

MediumFrenchServes 4

Printable version with shopping checklist

Source Video
29m
Prep
34m
Cook
10m
Cleanup
1h 13m
Total

Cost Breakdown

Total cost:$21.96
Per serving:$5.49

Critical Success Points

  • Do not overcook the halibut during the initial sear.
  • Achieve a smooth béchamel without lumps.
  • Bake until the cheese is golden.

Safety Warnings

  • Very hot oil can splatter: wear oven mitts.
  • Handle raw fish with clean utensils to avoid cross‑contamination.
  • Béchamel can boil quickly: stay close to the heat and whisk constantly.

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