Special to the Advance EDINBURG — To commemorate a vital part of regional community culture, the Museum of South Texas History presents “En La Cocina,” a spotlight exhibit opening Tuesday, Sept. 13, in the Museum Store Arcade.A home kitchen in borderlands culture is where families gather to visit with family and friends, sometimes creating an assembly line to make tamales, sort beans, or simply to enjoy a cafecito and pan dulce. Food is central to these gatherings and feeding people is how those communities care about loved ones.The exhibit will display everyday items familiar to many families on the borderlands: