Ingredients

24 1/4-inch-thick slices peeled fresh ginger

3/4 to 1 1/2 cups sugar

12 limes, quartered, plus thin wedges for serving

1 bottle (750 ml) cachaca

Preparation

Place 2 ginger slices and 1 to 2 tablespoons sugar in each of 12 tumblers. Use a muddler to mash ginger. Add a quartered lime to each; crush with muddler. Fill glasses with coarsely crushed ice, add a scant 1/4 cup cachaca to each, and stir well. Squeeze lime wedges into glasses and serve.