It’s hard not to be jaded about national food holidays nowadays. With roughly 450 current food holidays announced, there’s one for every day of the year, and then some. Most of these days tend to be created by those who stand to directly financially benefit from the public awareness and media attention such a day can bring. For example, National Drive-Thru Day was the brainchild of the fast food chain Jack in the Box while National Peanut Butter Day was created by the National Peanut Board. New holidays are reviewed by a small committee, and the creator is charged up to $4,000. But if there is one that doesn’t deserve your cynicism, it’s National Doughnut Day, celebrated the first Friday of every June. The origins of National Doughnut Day date back much further than the modern food holidays, and it has a much deeper history, too. The day is as much about celebrating the people behind…