" Grose’s Dictionary of the Vulgar Tongue (1811) records that: The Welch are said to be so remarkably fond of cheese, that in cases of difficulty their midwives apply a piece of toasted cheese to the janua vita [gates of life] to attract and entice the young Taffy, who on smelling it makes most vigorous efforts to come forth. "

― Mark Forsyth , The Etymologicon: A Circular Stroll through the Hidden Connections of the English Language