1 red chilli, finely chopped
1 clove garlic, crushed
3 lemons, juice and zest
small bunch spring onions, shredded
85ml/2fl oz chicken stock
2 tsp cornflour
1 tsp cornflour mixed with 1 tbsp water
5 tbsp groundnut oil
good pinch salt
sesame oil
1 tbsp light soy sauce
1 tbsp sugar
1 egg white
450g/1lb chicken breasts, no skin or bone - cut into strips
splash of dry sherry (optional)