Add Yahoo as a preferred source to see more of our stories on Google. french fries with truffle oil, parmesan cheese, parsley, and aioli - Thai Liang Lim/Getty Images If you've ever had a plate of ...

As it stands, truffle fries, truffle mac-and-cheese and truffle butters have become commonplace even at the most casual eateries, and yet the delicacy is still as enigmatic as ingredients come. Unlike ...