Centuries ago, before Old World Europeans knew of civilization across the Atlantic Ocean, the Canary Islands were considered the “edge of the world.” This volcanically-formed archipelago, now one of the autonomous regions of Spain, has a unique geography, geology, history and, above all, culture — especially in its food. It’s a hodgepodge of heritages, fusing Spanish, North African Berber and, surprisingly, Cuban and Venezuelan, now that the New World has been “discovered”...