Step 1Preheat the oven to 200 °C/ 400 °F (fan assisted), or 220 °C/ 425 °F (conventional). Place the salmon filets on a baking tray lined with parchment paper. Drizzle with melted ghee or olive oil, season with salt and pepper and 1 tablespoon of fresh lemon juice. Place in the oven and bake for 20-25 minutes.