Start by measuring out and prepping the ingredients listed. you'll find more tips and substitutions on the blog. There's several options for dairy free as well.
Next mash together the softened butter or dairy free option together with the garlic and minced fresh herbs. Set aside while you get the beef tenderloin ready.
Prep the beef tenderloin roast by tucking the thin end under and cutting it into 2 equal pieces. You will find a video on the blog for how to cut and tie the roast yourself.
Roast until an instant read thermometer comes to your desired doneness. Let the roast stand covered for 10 minutes before removing the kitchen twine and slicing.