Cod, potato & spring onion stew

INGREDIENTS

• 1 onion, peeled and finely chopped
• 1 leek, washed and finely sliced
• extra virgin olive oil
• 2 medium courgettes, halved lengthways
• 1 kg potatoes, peeled
• 2 anchovies
• 1 wineglass white wine
• 565 ml milk
• 565 ml organic stock
• 1 kg cod fillet, from
• , ask your fishmonger, skinned and pin-boned
• salt
• freshly ground black pepper
• 1 handful fresh flat-leaf parsley, roughly chopped
• 1 bunch spring onions, finely sliced
• juice of ½ lemon