1 lb Or more of edible shark fill

      1 x  Cut into 1/4" thick steaks

    1/4 c  Lime or lemon juice, or more

      1 t  Salt, or to taste

    1/4 c  Corn oil

  Marinate the shark in the lime juice and salt for not less than 1
  hour. Heat the oil in a skillet over moderate heat.  Drain the shark
  steaks well and fry them for 1 minute on each side.
  Serve warm. Source: False Tongues and Sunday Bread by Copeland Marks