Gordon Ramsay’s potato crusted halibut recipe is skinless fillets wrapped in mandolined potato scales, seared golden in the pan and finished in the oven until the crust crackles and the fish flakes underneath. Serves four, ready in about 30 minutes.
This is one of Ramsay’s signature restaurant dishes. In Bread Street Kitchen he publishes the technique for whole brill, noting it “works equally well with turbot or halibut.” On MasterChef, contestants had to replicate his potato scaled halibut as an elimination challenge.
The trick is softening the potato slices in salt and oil for 10 minutes before arranging them on the fish. Raw potatoes curl and fall off in the pan, but the salt draws out moisture and the oil makes them pliable enough to overlap like real fish scales.
Gordon Ramsay Potato Crusted Halibut
Course: DinnerCuisine: BritishDifficulty: Medium4
servings15
minutes15
minutes382
kcal30
minutesRamsay’s signature potato-scaled fish adapted from Bread Street Kitchen for halibut fillets. Mandolined potatoes arranged like scales, pan-seared and oven-finished. 382 calories per serving, in season April to November.
Ingredients
4 halibut fillets, about 170g (6 oz) each, skin removed
500g (1.1 lb) potatoes (King Edward or Desirée), unpeeled
50ml (3.4 fl oz) extra virgin olive oil
4 thyme sprigs
3 garlic cloves, sliced
50ml (1.7 fl oz) white wine
Sea salt and freshly ground black pepper
Directions
- Preheat the oven: Set to 200°C (400°F) / 180°C fan / Gas 6.
- Prepare the potato scales: Using a mandolin, slice the potatoes very thin. Place in a bowl with a pinch of salt and 1 tablespoon of oil, then leave to soften for 10 minutes.
- Season the fish: Pat the halibut fillets dry and season with salt and pepper on both sides.
- Arrange the scales: Lay the softened potato slices on one side of each fillet, overlapping them slightly to resemble fish scales. Press gently so they stick.
- Sear potato-side down: Heat the remaining oil in a large ovenproof frying pan over medium-high heat. Place fillets potato-side down and cook for 3-4 minutes until the crust is golden and crisp.
- Finish in the oven: Carefully flip the fillets. Add thyme sprigs, garlic slices and white wine to the pan. Transfer to the oven for 8-10 minutes until the fish is cooked through and flakes easily.
- Rest and serve: Remove from the oven, rest for 2 minutes. Serve potato-side up. Spoon the pan juices over and dress with a citronette: one part lemon juice to three parts olive oil, whisked with a pinch of salt.
FAQs
What potatoes should I use for the scales?
Ramsay uses King Edward or Desirée in Bread Street Kitchen because they hold their shape when sliced thin. You need a waxy or all-rounder variety that won’t crumble when you mandolin it, so Maris Piper and Yukon Gold work well too.
A mandolin is essential here, not optional. You need the slices thin enough to soften in the salt and oil mixture and pliable enough to curve around the fillet. A knife can’t get them thin enough, which is why the crust falls apart for most people who try this without one.
How do I stop the potato scales falling off?
The 10-minute soak in salt and oil is the whole trick. The salt draws moisture out of the raw potato, and the oil coats each slice so they stick to each other and to the fish when you press them down. Skip this step and the slices curl in the heat and peel straight off.
Press the scales gently onto the fish before putting it in the pan, and don’t move the fillet once it hits the oil. Leave it for the full 3-4 minutes so the potato crust sets and releases from the pan on its own. If you try to flip too early, the scales stay behind.
Can I pan-fry this without using the oven?
You can, though the fish cooks less evenly. Keep the heat at medium after flipping and cover the pan loosely with foil for 5-6 minutes so the top cooks through without burning the potato side. The result is close, but the oven gives more gentle, even heat around the fillet.
If you prefer a different approach entirely, Ramsay’s pan-seared halibut from the same cookbook skips the potato crust and uses a butter and stock emulsion instead. Simpler technique, same quality of fish. I cover both methods and all his other halibut cooking techniques in one place.
Is this the same dish from Hell’s Kitchen?
Yes. Potato-scaled halibut is one of Ramsay’s signature dishes across his restaurants and TV shows. On MasterChef, he set it as an elimination challenge where contestants had to replicate his exact version with vegetable couscous. He also demonstrates the same potato-scale technique with sea bass on MasterChef Season 10.
The restaurant version often comes with a saffron cream sauce or beurre blanc, which is richer than the citronette in this recipe. At home the citronette keeps the dish light and lets the crispy potato do the talking.
What sauce goes with potato-crusted halibut?
The Bread Street Kitchen recipe suggests a citronette dressing: one part lemon juice whisked with three parts extra virgin olive oil and a pinch of salt. It’s light enough not to soften the potato crust, which is the whole point of the dish.
For something richer, Ramsay’s sauce vierge is a warm tomato and herb dressing that pairs well with white fish. A classic bouillabaisse broth ladled around the fillet also works beautifully, turning this into more of a soup-and-fish plate.
Does potato-crusted halibut keep well?
The fish keeps for a day in the fridge, but the potato crust goes soft within a couple of hours. If you’re meal prepping, store the fish and crust separately and re-crisp the potato side in a hot dry pan for a minute before serving.
Honestly though, this is a cook-and-eat-now dish. The whole appeal is that contrast between the crunchy golden potato and the soft flaky fish underneath, and you lose that once it sits. Leftover halibut on its own flakes nicely into a fish chowder the next day.
