Make incisions in the meat; the cuts should be as deep as possible to allow the flavors to penetrate

Wrapping them up makes them more flavorful

Preheat the oven to 390°F (Bake mode). While preheating, prepare the crispy coating batter: combine one egg, 100–150g of cornstarch, two tablespoons of soy sauce, and one tablespoon of oyster sauce. Gradually add small amounts of water while mixing by hand until the consistency matches that shown in Image 5.

Remove the lamb leg from the oven and discard the foil. Return the meat to the oven and switch to Broil mode at 395°F for 15 minutes; then, flip the meat over and broil for another 15 minutes.