Because Ogres have layers, and onions have layers.
This visual narration is the Bayeux Tapestry, which depicts events from the Battle of Hastings. Its historical significance is that it is was when the Normans/French conquered England. Its medium is a tapestry: A heavy hand-woven textile, these figures and all this text is embroidered. Its practical significance is that its very portable and since its a thick pieces of cloth, it helped insulate homes during the winter.
