01 -
1.5 lbs flank steak, thinly sliced.
02 -
1/4 cup soy sauce.
03 -
2 tablespoons oyster sauce.
04 -
1 tablespoon cornstarch.
05 -
1 tablespoon brown sugar.
06 -
2 tablespoons vegetable oil.
07 -
1 onion, thinly sliced.
08 -
1 red bell pepper, sliced.
09 -
1 green bell pepper, sliced.
10 -
3 cloves garlic, minced.
11 -
1 teaspoon fresh ginger, grated.
12 -
Salt and black pepper to taste.
13 -
2 green onions, sliced (for garnish).