A 121-year-old chocolate bar, from a batch commissioned by Queen Victoria for British troops fighting in South Africa, has been found in its original tin in the attic of an English manor. The chocolate belonged to an English aristocrat who fought in the Second Boer War, Sir Henry Edward Paston-Bedingfield, and was found in his helmet case at his family's ancestral home, 500-year-old Oxburgh Hall in Norfolk, eastern England. "Although ...you wouldn't want it as your Easter treat, it is still complete and a remarkable find," said Anna Forrest, Cultural Heritage Curator at the National Trust, a heritage charity that…