In a bowl, add the water, sweetener, and lemon juice, whisking together until combined. In your favorite ice tray----carefully pour the lemonade mixture into each cavity, filling them ¾ full followed by a few pieces of the dice lemons. Repeat until all ice cube cavities are filled. Add the tray(s) to the freezer and freeze for 3-4 hours (or overnight) until ice is formed.
TO MAKE MOCKTAILS:
In a cocktail shaker, add the cranberry juice and sweetener, shaking it together until combined.
ASSEMBLY: Add lemonade ice cubes to glass(es), Add the mocktail mixture until ½ filled followed by the lemon soda. For additional garnish, add fresh cranberries, lemon slices, and rosemary sprigs, if desired. Repeat for every serving.
Sip and Enjoy!
Notes
SERVING: To make additional mocktails, simply double or triple ingredients, depending on need.