Heat the oil in a non-stick frying pan or wok and add the steak, cut into thin strips.
Stir-fry for 1-2 minutes to seal, then add the garlic, peppers, broccoli florets and spring onions, along with 2 tbsp of water.
Stir- fry for 3 minutes, and then add the pak choi, water chestnuts and oyster sauce. Allow to heat through thoroughly and serve immediately with some plain boiled rice or noodles.
For top tips on protecting you and your family when preparing raw meat and poultry, visit Food Safety in the Home and view the full Food safety at home video.
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