"By 1720, as demand shaped the local economy for medicinal liquorice... the castle was rented out and roots were stored in the castle dungeons instead of weapons, gunpowder and prisoners." http://www.bbc.com/travel/story/20190710-the-strange-story-of-britains-oldest-sweet
@estherschindler I'm not a big fan of liquorice, but for those who are, Pontefract Cakes are like Crack Cocaine!