Wawa wants to come to Hershey. The Delaware County-based convenience store chain is eyeing real estate at Cocoa Avenue at Fishburn Road in Derry Township at at a former bank. The chain has submitted preliminary plans in the form of a sketch plan with Derry Township, said Charles Emerick, the township’s director of Community Development. The sketch plans show Wawa wants to build a 5,585 square-foot restaurant with a fueling station.