Shop › Trout Rouladen Image 1 of 1 Trout Rouladen $10.99 Preheat oven to 400 F.Middle rack for 20-22 minutes.Air fry for 15-18 minutes. Quantity: Add To Cart Added! Preheat oven to 400 F.Middle rack for 20-22 minutes.Air fry for 15-18 minutes.