Shred the cabbage and slice the onion.
Cut the beef brisket into bite-sized pieces.
Heat cooking oil in a pan and stir-fry the beef brisket.
When the beef is half cooked, add the cabbage and onion.
Season with salt, pepper, and soy sauce.
When all ingredients are cooked, serve them over rice.
Finish by sprinkling sesame seeds and green onion on top.