- Wash and pat dry beef. Thinly slice the beef and mix in the marinade. Let stand for about 20 minutes.
- Heat up a wok or skillet with enough oil over the medium heat. Add in the marinated beef and blanch until cooked. Dish off and drain.
- Leave a little of oil in the wok and add in pepper corns and chillies. Stir until fragrant and return the beef slices to the wok. Add in the seasoning and continue stirring until the sauce has dried. Dish off and sprinkle with sesame seeds.