4 red chillies, seeds removed, thinly sliced
2 tbsp coarsely chopped garlic
25g/1oz Chinese dried mushrooms
225g/8oz onions, thinly sliced
1陆 tbsp thinly sliced spring onions, to garnish
3 tbsp chicken stock or water
1 tbsp oyster sauce
陆 tsp freshly ground black pepper
1 tsp caster sugar
1 tsp salt
1 tsp sesame oil
1 tbsp light soy sauce
450g/1lb lean beef steak or fillet, thinly sliced
1 tbsp Shaoxing rice wine, or dry sherry