Preheat oven to 200 degrees.
Place eggs whites in bowl.
Add vanilla and lemon juice.
Beat until white and form soft peaks.
Add Swerve 1 tbsp at a time. Beat until stiff peaks and glossy.
Using a piping bag or tablespoon, portion onto parchment-lined cookie sheet.
Place in oven and bake for 15 minutes. Then turn the oven off and leave meringue in the oven with the door closed overnight.
If they are not dried out to your liking, turn the oven on to 200 for 10 minutes and then shut off and leave meringue in there for another couple of hours.