World Famous Croghan Bologna. Many have tried to imitate ALL Have Failed. Unlike any other Bologna on the market, Croghan Bologna is a family held secret recipe, so secret that it has its own US Patent. If you have never tried this Lewis County specialty, treat yourself to a ring. Perfect with our Cheddar or Cheese Curd. There is only one place to get Croghan Bologna fresher - - that's where it's made!