Caipirinha

Directions

1. 1
   Trim the ends off the key limes and halve lengthwise. Cut each half into 4 slices.
2. 2
   In a cocktail shaker, using a wooden spoon or a pestle, muddle the key limes with the 1/4 cup of sugar until juicy and the sugar dissolves.
3. 3
   Add the cachaca and the crushed ice and shake for 10 seconds; taste and add more sugar if desired.
4. 4
   Pour (not strain) into an old-fashioned glass or tumbler ice and serve.