Overview: Bunk Sandwiches (Portland, Ore) • Sonny's Famous Steak Hogies (Hollywood, Fla.) • The Depot Diner (Chicago, Ill.) Guy Fieri rolls in for serious sandwiches; In Florida, a hoagie shop with home-made rolls. In Portland a cafe serving house-cured pork belly. And in Chicago, a diner doing Sunday pot roast on a bun.