Sirloin of Prime Beef, Spring Garlic Cloves, Glazed Carrots, Cèpes, Bone Marrow, and Bordelaise Syrup

Beef

• 400 grams trimmed prime beef sirloin, cold
• kosher salt and freshly ground black pepper
• Canola oil

Although beef is the centerpiece here, paired with robust mushrooms, carrots, and potatoes, one of the more interesting components is a sauce flavored with bone marrow fat. It’s very rich and luxurious, with a texture like a thick mayonnaise. We first served this dish at a benefit for the Starlight Children’s Foundation in Australia. We’d arrived in the early spring when beautiful spring garlic