The drink contains only 160 calories and is made from 2 tsp of sugar, 3 tbsp of fresh lime juice, 1.5 oz of light rum, and some club soda. First, add crushed mint leaves in a tall and thin glass. Then, add the sugar and lime juice, mix well. Add some ice cubes, rum, and club soda. Decorate the glass with a lime slice and your delicious mojito is ready.