Make Pumpkin Pie Sugar or Cinnamon Sugar to rim the glass by taking approximately ¼ cup of sugar and mixing with 1 teaspoon of either pumpkin pie spice or cinnamon an a salad plate.
Pour a tablespoon of Orange Liqueur into a bowl and use a pastry brush or paper towel to wipe around the rim of cocktail glass. Dip rim of glass in sugar mixture.
Place all ingredients in a Vitamix or Blender, and mix until frothy or pureed. (on the Vitamix use the frozen setting).
Pour into glass and garnish with nutmeg.
Recipe by Tout va bien! (tm) at https://christymajors.com/sundaysupper-bourbon-pumpkin-pie-in-a-glass/