Cut the beef brisket and assorted vegetables into bite-sized pieces.
Add oil to a pan and stir-fry the beef brisket.
When the meat is half-cooked, add vegetables such as onion, carrot, and bell pepper, and stir-fry together.
Add rice and nasi goreng sauce and stir-fry over high heat until well mixed.
Add soy sauce to season and finish by adding green onion for extra aroma.
Turn off the heat, transfer to a plate, and serve.