Wash the cabbage thoroughly and cut into thick strips.
Cut the duck meat into bite-sized pieces.
Slice the carrot and onion into strips as well.
Layer the cabbage, duck, and vegetables in a pot in order.
Mix soy sauce, minced garlic, cooking wine, pepper, and oligosaccharide to make the sauce.
Evenly pour the sauce over the ingredients.
Cover with a lid and steam over medium heat for 20 minutes.
Once everything is cooked, finish by sprinkling sesame seeds on top.