Quarter limes and squeeze into a large whiskey glass. Add the chunks. Add the cachaÂa and syrup and stir. Add the ice. Stir again.
Instead of sugar syrup, brown or white sugar can also be used. In that case, be sure that the sugar dissolves well.
Variations:
Caipirovka: with vodka instead of CachaÂa
Caipirissima: with white rum **