Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
 750       grams        Eye fillet (in one piece)
   2       medium       Onions, sliced
     1/2   Teaspoon     Sesame oil
   2       Tablespoon   Dry sherry
   2       Teaspoon     Sugar
   2       Teaspoon     Grated fresh ginger
   1       Tablespoon   Dark soya sauce
   2       Tablespoon   Whole black peppercorns, Crushed

Preparation:

Partly freeze steak. Cut into thin slices. Combine steak, onions, sesame oil, sherry, sugar, ginger and soya sauce in bowl. Cover, marinate several hours or refrigerate overnight. Stir peppercorns through steak mixture. Stir-fry steak and onions in a wok over high heat until steak is cooked to your liking.