Lemon sole, oyster, smoked leeks and tarragon

10
1 hour 30 minutes

Ingredients

Lemon sole

  • 10 lemon sole fillets, large
  • salt

Tarragon oil

  • 200ml of vegetable oil
  • 40g of tarragon

Smoked leeks

  • 4 large leeks
  • salt

Oyster sauce

  • 1 cucumber, roughly chopped
  • 1 shallot, roughly chopped
  • 50g of horseradish cream
  • 50ml of white wine vinegar
  • 2 tbsp of caster sugar
  • 2 egg yolks
  • 2 oysters, shucked
  • 1/2 lemon, juiced
  • 300ml of vegetable oil

Charred spring onions

  • 20 spring onions
  • oil
  • salt

Crispy oysters

  • 10 oysters, shucked
  • 120g of flour
  • 2 large eggs, beaten
  • 120g of Panko breadcrumbs
  • oil, for deep-frying
  • salt

Method

1
Begin the day before by making the tarragon oil. Add the tarragon and oil to a high-powered blender and blitz until smooth and vivid green
  • 40g of tarragon
  • 200ml of vegetable oil
2
Transfer the oil to a sieve lined with a double layer of muslin or a coffee filter. Set over a container to collect the oil that drips through and leave in the fridge overnight – the oil should be bright green and crystal clear
3
Slice the leeks into rounds and blanch in salted boiling water for a few minutes. Refresh in iced water, then drain well and smoke in a cold-smoker for 2 hours
  • salt
  • 4 large leeks
4
To make the oyster sauce, add the cucumber, shallots, horseradish cream, vinegar and sugar to a blender. Blitz until smooth for 3 minutes
  • 2 tbsp of caster sugar
  • 1 cucumber, roughly chopped
  • 1 shallot, roughly chopped
  • 50g of horseradish cream
  • 50ml of white wine vinegar
5
Tip the liquid into a fine chinois and allow to strain through to remove the pulp. Set the strained liquid aside
6
Add the egg yolks, lemon juice and oysters to a blender and blitz until smooth. With the motor running, slowly add the oil in a thin stream to emulsify
  • 1/2 lemon, juiced
  • 2 egg yolks
  • 2 oysters, shucked
  • 300ml of vegetable oil
7
Scrape down the sides of the blender. Turn on the blender again and slowly add the cucumber stock until you reach the desired consistency and flavour
8
Preheat the oven to 180°C/gas mark 4
9
Blanch the spring onions in salted boiling water then refresh in iced water. Drain and set aside
  • 20 spring onions
10
Place the smoked leek pieces in a baking tray and heat through in the oven
11
Preheat a deep-fryer to 190°C
  • oil, for deep-frying
12
To make the crispy oysters, dip each oyster first in the flour, then the egg, and finally the breadcrumbs. Fry in the hot oil for 2 minutes until crisp and golden, then drain on kitchen paper and season with salt
  • 120g of Panko breadcrumbs
  • 10 oysters, shucked
  • 120g of flour
  • 2 large eggs, beaten
  • salt
13
Heat a chargrill pan, brush the blanched spring onions with oil and cook until lightly charred
  • salt
  • oil
14
To cook the lemon sole, brush each fillet with a little oil, season with salt and grill under a hot grill for around 2 minutes, until just cooked through
  • salt
  • 10 lemon sole fillets, large
15
To serve, sit the slices of smoked leek in the centre of each plate. Pour the sauce around the leeks and drizzle over the tarragon oil. Place a lemon sole fillet on top of the leeks, arrange the spring onion on the plate and top with a crispy oyster. Serve immediately