1 red chilli, finely chopped
2.5cm/1in piece ginger, peeled, cut into matchsticks
3 spring onions, finely chopped
300g/10陆oz canned sweetcorn, rinsed and drained (or use fresh sweetcorn)
1 litre/1 pint 15fl oz chicken stock
1 tsp cornflour mixed with a little water to form a paste
1 tsp sesame seeds
1 tbsp vegetable oil
1 free-range egg, beaten
50ml/2fl oz dry sherry