Caipirinha
Caipirinha: Sugar, Lime and Cachaça. Served in an old-fashioned glass.

The Spec
Method
Place lime and sugar into old fashioned glass and muddle (mash the two ingredients together using a muddler or a wooden spoon). Fill the glass with ice and add the Cachaça.
Served in an old-fashioned glass.
Spec held as sourced — TheCocktailDB. The house never guesses a drink.
Drinks that share this spec
Shares Lime and Sugar with Caipirissima. If your shelf makes Caipirinha, it is already most of the way to these:
Caipirissima · Dark Caipirinha · Elderflower Caipirinha · Lassi Raita · Limeade · Mojito · Sweet Sangria