Season the steak properly using a little bit of oil as a binder and season from a height on all sides.
Preheat the cast iron pan.
Add oil to the pan.
Place the steak fat cap down first to render the fat.
Flip the steak and seal the other side.
Seal the ends of the steak.
Place a weight on top of the steak to ensure good contact.
Flip the steak every 30 seconds.
