1Preheat the Air Fryer to 350°F (180°C).
2Place the pike-perch fillets on parchment paper and season with salt and pepper.
3Brush the fillets with melted butter, then sprinkle sliced almonds evenly on top.
4Cook for 10 minutes at 350°F (180°C).
5Before serving, drizzle the fillets with a little lemon juice.