
Preheat the oven to 400F.
Place the nuts on a Silpat or parchment-lined baking sheet and roast in the oven for 10 minutes.
Remove the nuts from the oven, drizzle with the maple syrup, and toss to coat.
Sprinkle the nuts with the pumpkin pie spice and salt, and toss to coat.
Place the nuts back in the oven and roast another 10 minutes.
Allow the nuts to cool completely and then transfer to mason jars.