To make the compound butter, just combine the ingredients in a food processor and pulse till combined. Place on parchment and jelly roll to 1 1/2 inches in diameter. Refrigerate till ready to use.
Preheat oven to broil and place a cast iron skillet in the oven.
Pat the steaks dry with a paper towel. Drizzle with oil, season with salt and pepper.
Remove the skillet from the oven and place over medium heat. Place the steak in the middle of the skillet and cook until the side is well caralized, about 1 minute. Flip the steak and cook for another minute.
Place in the oven to cook until the desired doneness, 3-4 minutes for mid-rare
Place a slice of compound butter on the steak, enjoy.