This trip, Guy Fieri is digging in and pigging out starting with a Puerto Rican spot in San Antonio that's building a unique take on nachos and cooking up a monster chop. In New Orleans, a gangster grill serves up pork knuckles and some sweet bird. F... (more)inally, a funky joint making not-your-everyday pork tacos and putting collards in a mouthwatering melt.