Season beef with sea salt and sear with oil and hot pan.
Roast in oven at 160 degrees until medium-rare.
Slice and serve with yuzu hollandaise and yuzu shiso condiment
Cut the yuzu juice, water, onion, and garlic in half.
Strain and stir in the yolk, sugar, and sea salt.
Return to heat, then whisk until a ribbon stage is reached.
Slowly stir in the butter