From Tokyo to New York, a cocktail renaissance is happening as "bar chefs" create delicious elixirs worthy of their kitchen counterparts. An epicenter of this barroom artistry can be found at the Absinthe Brasserie & Bar in San Francisco (a city that spends more money per capita on alcohol than any other in the country). Bartenders Jeff Hollinger and Bob Schwartz share their artisan approach for stunning creations that unveil a new spectrum of flavors...