Add the sliced cucumber to a pitcher. Then add in the cold water. Refrigerate for at least an hour before serving. You can use us a wooden spoon to slightly mash the cucumbers to release the juices from the cucumbers.
This cucumber water is best served the same day but you can also refrigerate the water for up to 3 days.
Notes
You can also add lemons, mint or sparkling water to change up the flavor of this easy cucumber water.