Salmon and Roasted Vegetables in Filo recipe

Ingredients

• 2 leeks, cut into chunks
• 2 courgettes, cut into chunks
• 1 red pepper, cut into chunks
• 1tbsp light olive oil
• 250g pack filo pastry sheets
• whole salmon side (about 1kg/2lb 4oz), skinned, trimmed and the bones removed
• 75g (3oz) unsalted butter, melted
• finely grated zest 1 lemon
• 200ml (7fl oz) Crème fraîche
• 2tbsp tarragon leaves, chopped
• 1tsp nigella (onion or kalonji) seeds
• For the salad
• 500f (1lb 2oz) baby new potatoes
• 1 1/2 dijon mustard
• 1tbsp red wine vinegar
• 2 1/2 tbsp extra virgin olive oil
• 1 1/2 tsp runny honey
• 150g (5oz) frozen peas
• 1 romaine lettuce, roughly torn
• 50g (2oz) watercress