1. Prepare sugar-free lemonade according to package instructions.
2. Fill paper cups about ¾ full of lemonade, leaving ½ inch to an inch space.
3. Place cups in the freezer for 90 minutes.
4. Insert the popsicle sticks into the center of the cups.
5. Place cups back in the freezer for at least 60 more minutes or overnight.
6. When ready to serve, remove cups from freezer and peel paper cup off of frozen popsicle.