At almost 75 years old, Augusto Reina could be taking it easy on an Italian beach somewhere. Instead, he's suited, booted and every bit the man in charge. Fresh from a trip to Ireland to check on the progress of his company's joint venture, the Walsh Distillery, he's sitting in his Florio Marsala winery on the north-west coast of Sicily, ready for the big launch: Disaronno Riserva.