2 Tbsp Spearmint
2 Tsp Sugar
3 Tbsp Lime Juice
1 Jigger 1.5 fl oz Rum
1 1/2 Fl oz Club Soda
In a tall thin glass, crush or muddle part of the mint with a fork to coat the inside.
Add the sugar and lime juice and stir thoroughly.
Top with ice.
Add rum and mix.
Top off with the club soda (or seltzer).
Add a lime or lemon slice and the remaining mint.