350g thin-cut minute steak
, very thinly sliced into strips
3 tbsp cornflour
2 tsp Chinese five-spice powder
100ml vegetable oil
1 red pepper, thinly sliced
1 red chilli, thinly sliced
4 spring onions
, sliced, green and white parts separated
2 garlic cloves, crushed
thumb-sized piece ginger
, cut into matchsticks
4 tbsp rice wine vinegar or white wine vinegar
1 tbsp soy sauce
2 tbsp sweet chilli sauce
2 tbsp tomato ketchup
cooked noodles, to serve (optional)
prawncrackers, to serve (optional)