Has foie gras become a gourmet clich��? We say, "no way!" Celebrities flock to Clio for Chef Ken Oringer���s twist on traditional duck liver. With its exotic combination of ingredients, this dish is, hands down, the best of the Back Bay. By BehindtheBurner Tags : Behind , Burner , Clio , Divya , Gugnani , Ken , Oringer , the