1    2 lb piece beef tenderloin

           Salt, pepper
      3 tb Butter

    1/2    Onion; finely chopped

      2    Garlic cloves

           - finely chopped
    1/2 c  White wine

      1 c  -Water

      1 oz Unsweetened chocolate

    1/2 lb Queso fresco; crumbled

      2 tb Chopped parsley

  Season beef to taste with salt and pepper.  Fry in butter until browned.
  Add onion, garlic, wine and water.  Cover and simmer over gentle heat about
  l5 minutes.  Add chocolate and simmer, uncovered, l0 minutes longer. At
  serving time, slice meat, pour sauce over and sprinkle with cheese. Broil
  to melt cheese.  Sprinkle with parsley. Makes 6 servings.
  Each serving contains about 4l6 calories, 375 mg. sodium, ll9 mg.
  cholesterol, 29 grams fat, 3 grams carbohydrates, 34 grams protein,
  0.l9 gram fiber.