Add the cream cheese and sweetener to a bowl. Beat using a hand mixture for 1 minute. Add the pumpkin puree and pumpkin pie spice, and mix for another minute until well combined.
Step 2
Add the heavy cream and beat for 2 minutes at medium speed, then increase the speed to high and beat for another 2-3 minutes until fluffy. Transfer the mousse to a piping bag and refrigerate for 4 hours.
Step 3
When you are ready to serve, pipe into little glass cups. Garnish with a pinch of pumpkin pie spice and serve!