A Jersey Shore man has filed a lawsuit against a Dunkin’ coffee shop in Ocean County, claiming the beverage was so hot he suffered second-degree burns when the lid popped off and the liquid spilled on him. Cosimo Nistico, 73, says in court papers he was injured after ordering a hot coffee April 27 at a Dunkin’ drive-thru in the 1000 block of Route 37 in Toms River. “The defendant negligently failed to properly secure the lid on (the) cup, causing the hot coffee to spill on plaintiff’s lap, causing second-degree burns to his left thigh,” states the suit, filed June 6 in Superior Court of Ocean …