Västerbottensost has been produced in the same way since Ulrika Eleonora Lindström created her mysterious recipe in 1872. The recipe remains a well-kept secret that only a few living people are privy to, and is stored securely in the dairy’s safe. And even though many people have tried to produce the cheese in other places, it has not been possible anywhere other than in Burträsk. Why has no one managed to find an explanation for this?