Caviar Production At Agroittica Lombarda SpA, Europe's Biggest Producer [Getty Images]

An employee prepares a sturgeon for eggs extraction on the Calvisius caviar production line at the Agroittica Lombarda SpA sturgeon farm in Calvisano, near Brescia, Italy, on Tuesday, Nov. 24, 2015. The farm supplies first class on airlines -- its biggest market -- plus luxury hotels, restaurants and millionaires among others. Photographer: Alessia Pierdomenico/Bloomberg via Getty Images

Bloomberg Bloomberg