Coat the beef with corn flour & salt and leave it for 15-20 mins. Later stir fry in oil and set aside.
Heat the oil in a pan and add chopped ginger, chili buttons/dried chilies and spring onion white part and Stir for 1-2 min.
Mix well and then add water, hoisin sauce, dark soya sauce and lastly brown sugar. Once well combined add the slurry and keep mixing with spatula/spoon till thickens. Add beef and mix
Add green part of spring onion in last and give a last mix. Sprinkle sesame seeds
Serve with rice of your choice OR with glass noodles.
Mix all the ingredients in a bowl with whisk.
Use for recipe and reserve rest in fridge for next 1 week.