Cut chicken into thin slices.|
In wok heat olive oil on high (can be replaced by vegetable oil),
add chicken and stir-fry for about 2 minutes.
Add onions and stir-fry about another 2 minutes. Set aside in a dish.
Add broccoli, carrots, mushrooms, cabbage and garlic adding a bit of water to prevent sticking.
Stir-fry for about another 2 minutes.
Mix together soy sauce , vinegar, brown sugar, pour over vegetables and let cook for a few minutes.
Put chicken and onions mixture in with vegetables.
Mix cornstarch with water and thicken to taste.