Pour in the soy sauce, Shaoxing wine, brown sugar, sesame oil, red chili flakes and ground pepper. Mix well to combine all the ingredients evenly and cook for another 2-3 minutes.
2 tablespoons soy sauce
1 tablespoon sesame oil
1 tablespoon Shaoxing wine
1-2 tablespoons brown sugar
¼ teaspoon red chili flakes
¼ teaspoon ground black pepper