2 oz Rhum Agricole (blanc)
3⁄4 oz Lime juice
1⁄4 oz Cucumber juice (or 2-3 slices cucumber, muddled)
With slices: muddle with salt to draw out juice, rest, shake, double strain, up, garnish with cucumber slice. With juice: shake, strain, up, garnish.
Named for "Madinina," an old name for Martinique, meaning "Isle of Flowers."
Happy National Rum Day.