What you need:

6 Persian cucumbers, divided (about 1 pound)

8 (2 1/2-inch-long) strips lime rind

1 1/2 cups gin

1/2 cup fresh lime juice

1 lime, thinly sliced

5 cups Navy Hill Tonic Water, chilled

What you’ll do:

Step 1: Cut 4 cucumbers into 1/4-inch-thick slices (about 2 cups). Muddle sliced cucumber and rind in a large measuring cup or bowl. Add gin. Cover and refrigerate 12 hours and up to 3 days.

Step 2: Strain cucumber mixture into a pitcher; add juice. Slice remaining 2 cucumbers; add to the pitcher with sliced lime. Add Navy Hill tonic Water just before serving. Serve in ice-filled Collins glasses.