The two primary drinks we see Sonny drinking throughout the series is Jack Daniels and Lowenbrau beer. He did drink others things as well, but those two are what you see him drinking most of all. We often see Sonny order a "Black Jack".  Well this begs the question, "what is a Black Jack"? Well if you look it up on line you will most likely get a recipe for a "coffee drink", but that is not what Sonny drank. It is speculated that the term "Black Jack" was made up for the series so that Miami Vic