Last Summer, I featured Brazil’s national cocktail – the caipirinha – which is made from cachaça, sugar and lime. I recently encountered this cachaça based drink (which one resource claimed is Brazil’s original cocktail or coquetel in Portuguese) – primarily a smooth blend of cachaça and sweet vermouth. Roughly rabo de galo translates into ‘rooster’s tail’ or ‘cock’s tail’, appropriate for a simple tipple.  After reading the description of the rabo de galo, I just had to try it.  With some additional research, it appears the only thing in consensus about this cocktail is that it has no defined recipe. The most common recipes use 2 parts cachaça to 1 part sweet…