Poisson grillé à la Sicilienne

• 2 onions
• 1 unwaxed lemon
• 1 garlic clove
• A

In a food-processor, whizz the onions, the whole lemon, the garlic, parsley and olive oil to a fine paste. Season lightly with salt and pepper.

In a large, very hot frying pan or on a plancha, and working in batches, seal the swordfish briefly on both sides. Remove from the pan, spread the lemon paste on the fish and cook again until golden and crispy. When ready, sprinkle over a handfu