Established in 1908 in the Tobler family factory, the instantly-recognisable triangular chocolate is produced exclusively in Bern, the Alpine nation's capital.But the brand's owner, US food giant Mondelez International, said Toblerone will open a new production line in Slovakia by the end of 2023 "to respond to the growing demand".The move proved hard to swallow for some in Switzerland, unhappy to see a cherished national icon going abroad -- especially one which features the famous pyramid-shaped Matterhorn mountain on its packaging and the bear of Bern, symbol of the city.Mondelez Interna