01 - Beat softened cream cheese in a medium mixing bowl using hand mixer until smooth and fluffy texture forms.
02 - Add powdered erythritol and vanilla extract to cream cheese. Beat until fully incorporated and smooth.
03 - Slowly pour heavy whipping cream into mixture while beating continuously. Continue until mixture becomes light, airy, and holds soft peaks. Fold in lemon zest if using.
04 - Distribute cheesecake fluff evenly among four serving glasses or bowls.
05 - Garnish with fresh berries and chopped nuts if desired. Serve immediately or refrigerate up to 2 days for firmer texture.