In a bowl, mix together rice wine
or dry sherry, egg and salt.
Stir in pork to coat evenly.
Remove pork and roll in corn flour
to coat evenly.
In a wok, heat groundnut oil until
smoking and deep fry pork for about 5 minutes until crisp and well
cooked.
Using a slotted spoon, lift pork
from oil and drain on absorbent kitchen paper.
Pour oil from wok, leaving just 2
tablespoonful.
Add spring onions, bamboo shoots,
green pepper and garlic and stir fry for 3 minutes.
Stir in pork and mix thoroughly.
To make sauce, in a saucepan, stir
together brown sugar, vegetable oil, malt vinegar and corn flour and
place over a moderate heat for 4 minutes, stirring continuously
until hot and well blended.