Florentine fish pie with smashed potato and chives | Sainsbury`s Magazine

Ingredients

• 1kg skinless and boneless cod loin fillet
• 2 bay leaves
• a few peppercorns
• 100ml white wine
• 500ml milk
• 25g butter
• 1 x 250g pack chestnut mushrooms, sliced
• 1 x 225g pack raw jumbo king prawns, defrosted and patted dry
• 1 x 100g pack baby leaf spinach
• 2 tbsp chopped chives
• 1 tbsp capers
• 75g butter
• 75g plain flour
• 1 tsp Dijon mustard
• 3 tbsp double cream
• 100g Gruyère, grated
• freshly grated nutmeg
• 1kg small salad or baby new potatoes
• 3 tbsp chopped chives
• 2 tbsp olive oil