Someone with a cheese and sour cream Lángos (a Hungarian food speciality) in Budapest. Credit: PfeifferV/Getty Images If you need just one reason to travel, let it be for a great meal. There are destinations all over the globe that offer an unforgettable meal, giving a sense of place with each bite through regional ingredients, preparation, and plenty of local heart. But if you need your next trip to be centered around the best meal on an entire continent, then Saga Holidays says it knows where you should go. In September, the company shared the findings of its study, which aimed to identify Europe's "most authentic" food destinations.…