01 -
Remove beef tenderloin filets from the refrigerator 30 minutes before grilling to allow the meat to come to room temperature.
02 -
Preheat the grill to medium-high heat, between 350°F and 375°F.
03 -
Slice the baguette at a 45-degree angle into 1/2-inch thick pieces. Brush both sides of each slice with olive oil.
04 -
Grill baguette slices for 1 to 2 minutes per side until they develop light grill marks and become lightly toasted.
05 -
Turn the grill to high, reaching 450°F to 475°F, for searing the beef.
06 -
Pat the beef filets dry and season with kosher salt and freshly ground black pepper. Grill each filet for 3 to 5 minutes per side until an internal temperature of 125°F is reached for medium-rare.
07 -
Remove filets from the grill and allow them to rest for 10 minutes to redistribute juices.
08 -
While the beef rests, prepare béarnaise sauce according to the instructions on the package or recipe.
09 -
Slice the rested beef thinly. Layer beef slices onto each toasted baguette, drizzle with béarnaise sauce, and garnish with fresh chives or parsley.