I just discovered foodtimeline.org, which is exactly what it sounds like: centuries worth of information about FOOD. If you are writing something historical and you want a starting point for figuring out what people should be eating, this might be a good place?
CHRISTMAS CAME EARLY
this is awesome but the original link just turned into a redirect loop for me, here it is again (x)
OH HELLO
No more potatoes in medieval novels!