Duchess Since 1956 Philosophy And History Duchess: Since 1956, The Hallmark Of Quality Quick-Service Food In Connecticut For Over Sixty Years, Duchess Has Proven That You Do Not Need To Sacrifice Quality And Freshness When Choosing A Quick-Service Restaurant. While Other Fast Service Restaurants Offer Only Pre-Cooked Food From Limited Menus, We Give Our Customers Their Choice Of A Wide Variety Of Fresh Food, Cooked When Ordered. Our Philosophy TASTE We’re Finicky.