Rinse the bean sprouts and beef brisket thoroughly.
Add cooking oil to a pan.
Stir-fry the beef brisket over high heat.
When the brisket is half-cooked, add the bean sprouts and stir-fry together.
Season with chili or chili powder, soy sauce, pepper, etc.
Once all the ingredients are cooked, turn off the heat and serve on a plate.