Baked Rainbow Trout Fillet Recipe. This easy gratin recipe will be on the table in just 30 minutes. Place trout in baking pan covered with parchment or foil and a light spritz of cooking spray.

Consider leaving the head or tail on while cooking. If you want a simple and delicious meal, baked rainbow trout with vegetables is the way to go. Artichoke, pesto, and burrata pizza with lemony arugula.