Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   3      Pounds        Round Steak -- 1/2 " Thick
   2      Tablespoons   Dry Mustard
     1/2  Teaspoon      Salt Or To Taste
     1/4  Teaspoon      Pepper
   2      Tablespoons   Cooking Oil Or As Needed
  10      Ounces        (1 cn) Mushroom Stems&Pieces
   1      Tablespoon    Worcestershire Sauce
     1/2  Cup           Dry Red Wine

Preparation:

Cut meat into small pieces. Trim all fat and membranes from pieces. Pound each piece until 1/4-inch or less. Mix mustard and spices and dredge meat on bith sides in mixture. Have large frying pan medium hot with oil. Fry a few pices at a time 1 to 1/12 minutes on each side, until golden brown. Keep warm. Drain mushrooms, reserving liquid, set aside. Add mushroom liquid and Worcestershire sauce to pan. Simmer and scrape off pan drippings. Add mushrooms and wine to liquid, heat, you may thicken the liquid wit flour or cornstarch if desired, and serve over meat. NOTE: Meat may be pounded ahead of time if desired. Refrigerate in single layers or dry slightly before dredging as this will make it brown more quickly.