REUTERS/Michael Buholzer
It's an unusual business venture for this region since the world's most well-known and sought-after caviar comes from sturgeon found in the Caspain Sea.
The Swiss have been able to produce caviar that rivals even Russian brands through a delicate process that involves employees in white aprons and latex gloves who meticulously hand-pick
In December 2011, a Reuters photographer visited the facility, known as the Tropenhaus Frutigen, during the first harvest.