450 g (1 lb) fresh rice noodles
60 ml (4 tbsp) vegetable oil
1 onion, finely sliced
2 garlic cloves, finely chopped
2 slices fresh root ginger, finely chopped
225 g (8 oz) mixed peppers, seeded and cut into strips
350 g (12 oz) rump steak, finely sliced against the grain
45 ml (3 tbsp) fermented black beans, rinsed in warm water, drained and chopped
30 ml (2 tbsp) soy sauce
30 ml (2 tbsp) oyster sauce
15 ml (1 tbsp) chilli black bean sauce
15 ml (1 tbsp) cornflour
120 ml (4 fl oz) 1/2 cup stock or water
2 spring onions, finely chopped, and 2 red chillies, seeded and finely sliced, to garnish