Olivier salad the dressing — was a jealously guarded secret, but it is known that the salad contained grouse, veal tongue, caviar, lettuce, crayfish tails, capers, and smoked duck, although it is possible that the recipe was varied seasonally. The original Olivier dressing was a type of mayonnaise, made with French wine vinegar, mustard, and Provençal olive oil; its exact recipe, however, remains unknown. At the turn of the 20th century, one of Olivier's sous-chefs, Ivan Ivanov, attempted to steal the recipe. While preparing the dressing one evening in solitude, as was his custom, Olivier was suddenly called away on some emergency.
Traditional Balsamic Vinegar while BVM is a 'wine vinegar'. BVM can be produced without an aging period, whereas TBV gains its particular features during a long aging period fixed by law at no less than 12 years. TBV is the only condiment in the world produced starting from cooked grape musts without the adding of other substances, whereas BVM is a blend of concentrated grape musts, wine vinegars, and caramel (optional). Traditional Balsamic Vinegar Traditional Balsamic Vinegar (or Aceto Balsamico Tradizionale) is a type of balsamic vinegar produced in the Emilia Romagna region of Italy. Unlike inexpensive "Balsamic Vinegar of Modena" (BVM), Traditional