John Dory with Shellfish Butter, Roasted Leeks & Lemon *North Sea Recipe*

 Elegant, indulgent and unforgettable - a restaurant quality fish dish made at home







John Dory is one of the most prized fish in professional kitchens, and for good reason. Its firm yet delicate flesh has a subtle sweetness that pairs beautifully with rich sauces. In this dish, pan seared John Dory is finished with a luxurious shellfish butter, served alongside sweet roasted leeks and brightened with fresh lemon.

It’s refined, indulgent, and far from the usual fish recipes, perfect for a special meal or impressive dinner party.


Why This Recipe Is Exceptional

  • John Dory has a naturally sweet, meaty texture

  • Shellfish butter adds deep, savoury richness

  • Roasted leeks bring gentle sweetness

  • Simple technique with impressive results

  • A true chef-style dish that still feels approachable


🛒 Ingredients (Serves 2)

For the John Dory

  • 2 John Dory fillets

  • Salt and freshly ground black pepper

  • 1 tbsp olive oil

  • 20g butter

For the Roasted Leeks

  • 2 leeks, trimmed and sliced lengthways

  • 1 tbsp olive oil

  • Pinch of sea salt

For the Shellfish Butter

  • 60g unsalted butter, softened

  • 1 tbsp shellfish stock (or fish stock)

  • ½ tsp lemon zest

  • Squeeze of lemon juice

  • 1 tbsp finely chopped parsley

To Finish

  • Lemon wedges

  • Extra parsley


🔪 Step-by-Step Instructions

1️⃣ Roast the leeks

  1. Preheat the oven to 200°C (180°C fan).

  2. Toss leeks with olive oil and sea salt.

  3. Roast for 18–22 minutes until soft and lightly caramelised.


2️⃣ Prepare the shellfish butter

In a small bowl, mix softened butter with shellfish stock, lemon zest, lemon juice and parsley.
Set aside - this will melt beautifully over the fish.


3️⃣ Cook the John Dory

  1. Pat the fillets dry and season well.

  2. Heat olive oil and butter in a frying pan over medium-high heat.

  3. Cook the John Dory for 2–3 minutes per side, until golden and just cooked through.

  4. Remove from the heat and rest briefly.


4️⃣ Serve

  • Spoon roasted leeks onto warm plates.

  • Place the John Dory on top.

  • Add a generous knob of shellfish butter so it melts over the fish.

  • Finish with lemon wedges and fresh parsley.


🍽️ What to Serve With

  • Crushed new potatoes

  • Buttered spinach or samphire

  • Crusty bread for the sauce

  • A chilled white Burgundy or Sancerre


Chef’s Notes

  • John Dory cooks quickly - overcooking will dry it out.

  • Shellfish butter can be made ahead and frozen.

  • This recipe also works beautifully with brill or turbot.




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