Brown sauce on a breakfast roll causes debate in Irishness survey Reporter: '); '); With St Patrick’s Day fast approaching, Applegreen, Ireland’s largest forecourt retailer, has released the results of a national survey about the things that make us quintessentially Irish. Although parades are off the agenda again this year, weather remains a major national talking point. A whopping 86% of 1,000 survey respondents say that talking about the weather is the most Irish topic of conversation. On the subject of the Irish abroad, we are world-famous for our diaspora with people around the globe proudly claiming Irish ancestry. This phenomenon goes right to the very top, with the Applegreen research finding that JFK is ‘the most Irish’ President of the USA (60% of votes), well ahead of honorary Mayo and Louth man Joe Biden, the 46th POTUS (28%).