Mongolian Beef Recipe

2 tablespoons oil

1 medium white onion, sliced

1 tablespoon garlic, minced

1/2 kilo beef sirloin or rib eye, sukiyaki-cut,, cut into strips

3 tablespoons oyster sauce

1/4 cup soy sauce

1 tablespoon white sugar

salt, to season

pepper, to season

1 medium carrot, julienned

1 stalk leeks, sliced

1 tablespoon ginger, julienned

1 tablespoon sesame oil

1 tablespoon sesame seeds, toasted