I would much rather have a fluffy, soft piece of white bread, slathered in butter, of course. (stickafork.net)
But a trick to make your snickerdoole cookies stay soft is to place a piece of white bread in the cookie jar or ziploc bag along with them and they remain soft and chewy! (myownsweetthyme.com)
About the snickerdoodle cookies getting hard... I put mine in a zip - lock bag and put a piece of white bread in with them... they stay nice and moist. (myownsweetthyme.com)