Pat the steak dry with paper towels
Season both sides generously with salt and black pepper
Let the steak sit at room temperature for 20 to 30 minutes
Heat a cast-iron frying pan over high heat until very hot
Add a small amount of high-smoke-point oil to the pan
Place the steak in the pan and press it down gently
Cook without moving it for 2 to 4 minutes
Flip the steak and cook the other side for 2 to 4 minutes
Add butter, garlic, and herbs if desired
Spoon the melted butter over the steak while it finishes cooking
Check the internal temperature with a meat thermometer
Remove the steak when it reaches your desired doneness
Transfer the steak to a plate or cutting board
Let it rest for 5 to 10 minutes
Slice against the grain and serve