I suspect there are other explanations as to why the ratio of types of chocolates available in variety boxes may be uneven (Why are there fewer of the best Quality Street chocs? The mystery solved, 4 December). As a student in 1973, I had a holiday job at Terry’s chocolate factory in York. My job was to move trays of chocolates from the production line to lorries. Purchasers of Neapolitans that Christmas may have noticed a significant fall in the proportion of blue Neapolitans (my favourite) and orange ones (close second favourite).
Martin Judson
Durham
This article reminded me of my late father. In the 1990s the manager of his local Woolworths banned him from the pick’n’mix for filling his bag entirely with purple caramels and green triangles.
Molly Pollitt
Mansfield, Nottinghamshire