Heat oven to 350F. Line baking sheet with parchment paper.
In medium bowl, whisk flour, spice, baking soda and salt; set aside. In large bowl, with an electric mixer, beat butter, brown sugar and granulated sugar for 5 minutes or until light and well mixed. Add egg yolk; blend well. Add squash, whiskey and vanilla bean paste; blend well.
Add flour mixture; stir with a spatula or wooden spoon until well blended.
Using a cookie scoop or tablespoon drop cookie batter onto prepared baking sheet.
Press 1 pecan into center of each cookie. Sprinkle each with a pinch of demera sugar.
Bake 12 to 14 minutes or until golden brown around edges.
Notes
Nutrition information is for a 2 cookie serving.To bake a butternut squash:
heat oven to 350F. Slice squash in half lengthwise and remove seeds.
place squash cut side down in a baking dish that has about a cup of water in it.
bake squash for 60 to 90 minutes (depends on side) until soft.