Fallon & Byrne is a former telephone exchange has long been a landmark building and is now home to perhaps the most diverse food experience in the city.   The ground floor market is full of fine artisan foods and deli counters whilst the cosy basement is home to one of Ireland’s best wine experiences. The restaurant upstairs is a perfect combination of authentic French cooking alongside wholesome Irish produce.   At Fallon & Byrne's restaurant the season’s good stuff, from land and sea, is cooked with gentle respect for excellent ingredients, served by cheerful sorts in a beautiful space.   To celebrate Dine in Dublin, Fallon & Byrne are offering a 3 course meal for two people with Prosecco Cocktails on arrival for €60.     Prosecco cockt