1    Medium onion

    1/2 c  Olive oils

      5 tb Lemon juice

      2 tb Soy sauce

      2 tb Minced fresh parsley

  5 1/2 tb Minced fresh ginger

      1 tb Ground cumin

      1 tb Chili powder

      2 ts Sherry

      1 ts Turmeric

      1 ts Dried oregano

      1 ts Coursely ground pepper

      2    Large garlic clove

      4 lb Flank steak

  Mix frist 13 ingredients in large bowl.  Divide
  marinade mixture between 2 large shallow baking
  dishes.  Add steaks to marinade, turning to coat.
  Cover and refrigerate overnight.  Grill steaks to
  desired degree of doneness, about 8 minutes on each
  side.  Heat marinade in saucepan.  Cut steaks
  diaganally into thin slices.  Pour some marinade over
  .  Garnish with cilantro and serve.