It couldn't be easier to make your own pumpkin pie spice at home. Plus, this pumpkin pie spice recipe easily doubles (or triples) to make enough to last busy bakers the whole holiday season! Did you know it is much more cost effective to make your own pumpkin spice? I used to think there was some special ingredients in those teeny tiny jars of Pumpkin Pie spice they sell at the store. But nope, there's not. Pumpkin spice ...