Chinese Mongolian Beef-Scallion Fried Beef


1/2 pound beef tenderloin
2 scallions, sliced into sections around 3cm
3 green onions, sliced into sections around 3cm long
2 dried chili pepper; cut into slices and seeds removed (optional)
1 inch root ginger; peeled and cut into shreds
1 middle size egg (only egg white needed)

Marinade Sauce:

1/2 teaspoon salt
1 teaspoon light soy sauce
1/2 tablespoon oyster sauce
1 tablespoon cooking wine
1 teaspoon black pepper powder
1 teaspoon starch (corn starch)
1 teaspoon sesame oil

Stir-fry sauce:

2 tablespoons cooking wine
1 teaspoon dark soy sauce
1 /2 teaspoon sugar
1 tablespoon water
1 teaspoon sesame oil