Heat the cooking oil in a pan.
Saute the garlic, ginger, and onion.
Add the sliced chicken breast. Cook for 5 minutes in medium heat.
Add the soy sauce, cooking wine, and sesame oil. Stir. Cook for 2 minutes.
Put-in the mung bean sprouts. Cook for 3 to 5 minutes.
Add the scallions, sugar, salt, and ground black pepper.Stir and continue to cook for 2 to 3 minutes.
Transfer to a serving plate. Top with toasted sesame seeds.
Serve.Share and enjoy!