Peel the 500 g potatoes and boil until tender in salted water.
Mash with 50 g butter and 2 dl milk, and season with 1 tsp salt and ½ tsp pepper.
Set aside.
Make the fish filling:
Sauté the 1 pcs onion and 1 pcs garlic in 1 tbsp butter until soft.
Add the 2 tbsp plain flour and stir for a couple of minutes.
Add the 2 dl fish stock, 1 dl cream and 1 tsp Dijon mustard while stirring, until the sauce thickens.
Add the fish:
Cut the 500 g cod fillets into smaller pieces and add to the sauce along with the 100 g peas.
Simmer for a couple of minutes, until the fish starts to flake.
Season with 1 tbsp lemon juice, salt and pepper.
Assemble the pie:
Pour the fish mixture into an ovenproof dish, cover with the mashed potato, and smooth it out.
Brush the surface with beaten 1 pcs egg.
Air Fry:
Preheat the air fryer to 180°C. (Pre-programme it, or let it run for a few minutes before cooking)
Bake the pie in the air fryer at 180 °C for 15-20 minutes, until the top is golden and crisp. Leave the pie to rest for 5 minutes before serving.Start the online kitchen timer here
Notes
- You can add prawns or smoked fish for extra flavour.- Serve with a fresh green salad or steamed vegetables.