Pepper Steak with Bell Peppers and Onion
Ingredients: 1 lb (450g) flank steak, thinly sliced against the grain 1 green bell pepper, sliced 1 red bell pepper, sliced 1 large onion, sliced 2 tbsp vegetable oil 3 tbsp soy sauce 1 tbsp oyster sauce 1 tbsp cornstarch 1/2 cup (120 ml) beef broth 1 tsp sesame oil 2 cloves garlic, minced 1/2 ...