Take beef undercut strips.. boil it in ginger garlic paste jab tk properly meat tender na hjyay..

Now take out these strips marinate it with soya sauce, chilli sauce, black pepper, salt, corn flour and 1 egg. Keep it aside for 3o minutes..

Thn take oil in a saucepan.. Fry beef and take it out till it starts golden brown.. now add crushed ginger, garlic and green chillies in oil, saute it and add capsicum, onions, soya sauce, beef stock, chilli garlic sauce, salt, oyster sauce and add beef..

Take half glass of water add 1 tb spoon of cornflour in it and put it in the gravy.. cook it till it becomes saucy..

Garnish with green chillies and green onions..
Serve with boiled rice or garlic rice..