I didn’t find anything on gingerbread man cookies.
*** w50 12/15 p. 503 This Masquerade Called Christmas ***
Even the special Christmas dishes of food and the use of potent alcoholic drinks originated with the pagans. Back in the days of Jeremiah, those that turned away from Jehovah’s pure worship baked special cakes for their goddess, “the queen of heaven,” and it is from that ancient practice that such things as “gingerbread men”, mince pies and the like originated. (Jer. 7:18)