01 -
Pat tenderloin dry and season with salt and pepper 24 hours ahead. Store uncovered in fridge.
02 -
Remove meat from fridge 1 hour before cooking to warm slightly.
03 -
Mix room temperature butter with minced garlic, rosemary, and thyme. Set aside.
04 -
Heat cast iron pan on high for 2 minutes. Add grapeseed oil and sear tenderloin for 5 minutes undisturbed.
05 -
Flip meat, add herb butter on top, and cook 5-8 minutes more.
06 -
In last 2 minutes, tilt pan and spoon melted butter over meat to baste with herbs and garlic.
07 -
Let meat rest 5 minutes before slicing. Optional: drizzle with pan drippings and flaky salt.