01 -
Preheat the oven to 250°F (120°C). Line a large baking sheet with parchment paper and set aside.
02 -
In a saucepan over medium heat, melt unsalted butter. Add brown sugar, corn syrup, and pumpkin spice, stirring constantly. Bring the mixture to a boil and allow to bubble for 3 minutes, stirring frequently to avoid scorching.
03 -
Remove the saucepan from heat. Pour the hot caramel evenly over the popped popcorn in a large mixing bowl. Gently fold to coat all pieces thoroughly with the sauce.
04 -
Transfer the coated popcorn to the prepared baking sheet, spreading into an even layer. Bake for 45 minutes, stirring the popcorn every 15 minutes to ensure even coating and crispness.
05 -
Remove the popcorn from the oven and immediately sprinkle with roasted pumpkin seeds. Allow to cool completely on the baking sheet before breaking into clusters for serving.