In Argentina is the tradicional way to drink "fernetcola", the most iconic drink in the country, it´s simple as this: In Argentina is the tradicional way to drink "fernetcola", the most iconic drink in the country, it´s simple as this: cut a bottle in half, burn the edges of the cutted side of the bottle, take 30% of fernet and 70% of cocacola and mix it in the cutted bottle (usually the same cocacola bottle). And that's it, you have one of the main simbols of Argentina