" When Soyer said of pies that they are 'one of our best companions du voyage through life', he was referring consumers, but he might just as well been referring to his professional colleagues, for pies have always been enormously useful to caterers and cooks, particularly at events where a large number must be fed efficiently. In modern times this is usually at sporting events such as football games, but the original experts in mass catering were the military. "

― Janet Clarkson, , Pie: A Global History