Stir-Fried Flank Steak with Bell Peppers

Ingredients
1 lb flank steak, cut into cubes

1 red bell pepper, chopped

1 green bell pepper, chopped

1 onion, chopped

2 tsp coarse black pepper

3 tbsp soy sauce

1 tbsp oyster sauce

1 tbsp hoisin sauce

1 tsp sugar

1 tsp cornstarch (for slurry)

2 cloves garlic, minced

1 tbsp oil for frying

Instructions