If cooking on the grill, turn it up to high and brush the grates with avocado oil. Cook the burgers for about 3 minutes per side (you want the outside to be browned while the inside remains medium rare).
If cooking on the stove top, heat the avocado oil in a skillet on high and cook the burgers for about 3 minutes per side, again until the outside is browned and the inside is medium rare.