Juice of 1/2 lime
1.5 - 2
Add the mint leaves to a tall glass. Pour sugar over the mint leaves. Muddle with a cocktail muddler or back of a spoon until the sugar is moistened.
Add lime just and lime wedges and muddle the lime until it releases it juices and oil. Add the light rum, ice, and top with seltzer. Stir briefly to combine.
Sip and enjoy.