Method
Preheat oven to 400°
Pat steak dry and season with salt and pepper
Brown for 3 minutes per side on high heat and transfer to oven for 15 minutes
Remove from oven and place steak on a cutting board to rest for five minutes.
In pan, melt butter and add pestoand anchovy paste, stirring constantly to combine with pan juices.
Slice steak and pour pesto butter on top
Notes
Total time: 25 minutes for medium rare