JT Farnham's Seafood & Grill (South Essex, MA), Joe's Gizzard City (Potterville, MI), Grubstake Diner (San Francisco, CA), Los Tapatios (San Jose, CA) Belly clams in Massachusetts, chicken gizzards in Michigan, Mexican food from a lunch truck, and Portuguese food in San Francisco. Guy travels to these locations this week for some one of a kind specialties.