01 -
Remove flank steak from refrigeration 30–60 minutes prior to preparation. Pound between two sheets of parchment until 1–1.2 cm thick.
02 -
Combine oregano, sea salt, basil, rosemary, thyme, garlic powder, garlic salt, and black pepper. Rub mixture evenly on both sides of the flank steak. Arrange three pieces of cooking twine under the steak and set aside.
03 -
In a bowl, combine grated garlic, diced red pepper, diced sun-dried tomatoes, chopped basil, spinach, egg yolk, breadcrumbs, and shredded mozzarella. Mix thoroughly.
04 -
Spread stuffing mixture along the central portion of the steak, leaving a 2.5 cm border. Roll tightly with the grain, secure ends on top, and fasten with twine.
05 -
Brush a 38 cm cast iron pan with 15 ml olive oil. Place rolled steak in pan, drizzle with an additional 15 ml olive oil. Bake in a preheated oven at 220°C for 25 minutes.
06 -
Toss asparagus with remaining 15 ml olive oil. After 25 minutes, remove pan from oven, add asparagus around steak, lightly season with extra sea salt.
07 -
Increase oven to broil. Return pan to oven for 10 minutes until asparagus is tender and steak is golden.
08 -
Remove pan from oven. Check steak internal temperature (medium: 54°C); tent loosely with foil and rest for 10 minutes. Temperature rises to 58–60°C. Unwrap, slice steak, and serve with roasted asparagus and pan juices.