Crush the lemon balm to release its scent and place in a quart jar.
Add cold water. Cover and refrigerate for 30 minutes or overnight.
Strain if desired.
Variations: Add fresh lemon or lime slices. Substitute fresh mint for lemon balm.
If using dry lemon balm leaves, add 3 to 4 tablespoons in 32 ounces cool water. Place in the sun for 3 to 4 hours. Strain.