Blanch the noodles with hot water for 1-2 minutes, drizzle a bit of sesame oil mix well and set aside.
Mix all the sauce ingredients in a small mixing bowl and set aside.
Prepare all the vegetables by wash and cut into slices. Cut the beef steak into thin slices against the grain.
Marinate the beef slices with a tablespoon of sauce mixture for 10-15 minutes and set aside.
Heat the wok or pan over medium-high heat, drizzle 2 tablespoon of oil, add the beef slices. Flatten the beef and sear for 1-2 minutes and continue stir fry for another 1-2 minutes.
Then follow with the vegetables, start adding from the hard one. Cook for 1-2 minutes.
Make a space in the middle of wok, add the noodles and pour the sauce mixture in.
Toss all the ingredients and noodles well to combine evenly for 2-3 minutes until cook through.
Remove from heat and transfer to serving plate. You can topped with extra chopped spring onions and chilli oil according to your taste. Serve immediately! Enjoy!