If there’s a meal that never fails to hit the spot—whether it’s a lazy Sunday or a midweek dinner with no plan—it’s this ...

parsley and garlic in a small bowl. Season, mix well and set aside. Place the trout steaks on a sheet of foil. Make 2–3 incisions in each steak and stuff the incisions with the herb butter.

Take its temperature: Use an instant-read thermometer inserted into the thickest part of the steak to make sure it’s cooked exactly to your liking. You want 120°F for rare, 130°F for medium-rare, ...