Overview: Lone Star Taqueria (Salt Lake City, Utah) • Modern Cafe (Minneapolis, Minn.) • Brewburger's (Omaha, Neb.) Guy Fieri uncovers joints doin' things their own unique way; Near Salt Lake City, a retro joint makin' Mexican specialties like shark tacos; and in Omaha, a chef from Montreal is doing the Canadian take on Jewish deli.