POUNDBURY, DORSET - NOVEMBER 23: Prince Charles, Prince of Wales observes the process of chocolate making during an official visit to 'The House of Dorchester' chocolate factory on November 23, 2015 in Poundbury, Dorset. 'The House of Dorchester' was established in 1963 and was purchased by 'Charbonnel et Walker' in 2014. (Photo by Eamonn M. McCormack - WPA Pool/Getty Images)