Charleston Favorites Benne WafersForget everything that you think you know about delicious cookies and meet the quintessential Charleston Benne Wafer and the citys signature sweet treat. There are few things that reflect the history of the city more than this simple cookie. Nix the chocolate chips and put away the vanilla extract. The Benne Wafer relies on tasty toasted sesame seeds for a distinct flavor that is all its own. There is a long culinary history in Charleston for this