01 -
Slice flank steak against the grain into 0.5 cm strips. Place in a small bowl, add soy sauce, peanut oil, cornstarch, and baking soda if using. Mix by hand until coated. Let marinate for 10 minutes.
02 -
Combine chicken stock, Shaoxing wine, soy sauce, dark soy sauce, brown sugar, and cornstarch in a medium bowl. Stir thoroughly until lump-free.
03 -
Add 60 ml water to a large nonstick skillet over medium-high heat. Bring to a boil, add broccoli florets, and cover. Steam until just tender and water evaporates, about 1 minute. Remove broccoli to a plate. Wipe pan dry.
04 -
Heat peanut oil in the skillet over medium-high heat. Spread beef in a single layer. Cook undisturbed for 30 seconds until browned, then flip and briefly sear the other side. Stir until lightly charred but still pink inside.
05 -
Add minced garlic and ginger. Stir quickly to release fragrance.
06 -
Return broccoli to the skillet. Stir sauce to dissolve any settled cornstarch, then pour over ingredients. Cook and stir until sauce thickens and coats everything, about 1 minute.
07 -
Transfer beef and broccoli to a serving plate immediately. Serve hot, ideally over freshly steamed rice.