Cut and wash the
potatoes
and
green beans
. Prepare the other ingredients. Add
light soy sauce
,
oyster sauce
,
dark soy sauce
,
salt
,
chicken powder
,
sugar
,
ground white pepper
,
cornstarch
and
water
. Heat
vegetable oil
and fry the green beans until they become scorched and dried out. Remove them, in the same oil fry the potatoes until they start to brown. Remove them. Remove all oil except for 1 tbsp, and fry the
garlic
and
red chilies
until the aroma comes loose. Add the beans and potatoes and stir well. Add the sauce, stir well until the sauce thickens, then serve hot with steamed white rice and other dishes.