Step 1

Simmer 2 cups of water and 1 cup of granulated sugar over medium heat until it is fully dissolved.

Step 2

Pour it into a jar and let it come to room temperature.

Step 3

Add 1/2 cup of lemon juice and 1/2 cup lime juice.

Step 4

Store it in a sealed container for a week or for up to a month in the freezer.