Gibson (cocktail) bartenders' guides sometimes gave the recipe as 50/50 gin and vermouth, Gibsons in the early days were much drier than other martinis. A third version, supported by Kazuo Uyeda in "Cocktail Techniques", states that Gibsons started as very dry martinis garnished with a cocktail onion to distinguish them from traditional martinis, but as the fondness for drier martinis became popular the onion became the only difference. There is no direct evidence that Charles Dana, or any other Gibson, created the drink. But, Charles Dana Gibson was certainly the artist who created the Gibson Girl illustrations—popular from the 1890s through about
Vermouth Manhattan". While vermouth can be used as a substitute for white wine in food recipes, because it is more flavorful than wine, it may be overwhelming when used in certain dishes. The herbs in dry vermouth make it an attractive ingredient in sauces for fish dishes or as a marinade for other meats, including pork and chicken. Because vermouth is fortified, an opened bottle will not sour as quickly as white wine. Opened vermouth, however, will gradually deteriorate over time. Gourmets recommend that opened bottles of vermouth be consumed within one to three months and should be kept refrigerated to