In small saucepan, heat lemon juice, 2 cups water, blueberries, and sweetener until blueberries begin to pop.
Remove from heat and pour through metal strainer over large bowl to remove the blueberry skins and pulp.
Stir in the 4 cups water.
Using a measuring cup with spout or a funnel, fill each Zipzicle bag to the fill line then zip closed. Repeat for each bag.
Freeze bags until frozen solid. Enjoy!
Video
Notes
Can be made in any Popsicle molds. Makes 19 freezer pops.Heating the blueberries on a saucepan helps the sweetener dissolve and brings out a deeper color in the juice.Use a funnel to fill the popsicle freezer bags so you can prevent a big mess.Wash and reuse the freezer bags after making these blueberry lemonade popsicles to save yourself money.