Book excerpt: The Arkansas Delta is fertile ground for delicious food and iconic restaurants. It's a thickly layered culinary landscape built on generations of immigrants, farmers and cooks. Savor Delta tamales at Pasquale's Tamales, Rhoda's Famous Hot Tamales and Smokehouse BBQ. Meet the masters of barbecue like Harold Jones at the James Beard American classic Jones Barbecue Diner in Marianna. Dine where Elvis Presley ate, travel to Bill Clinton's favorite burger joint and cross the roads where Johnny Cash grew up. From legendary catfish havens such as Murry's Restaurant in Hazen to divine drive-ins like the Polar Freeze in Walnut Ridge, author Kat Robinson and photographer Grav Weldon explore more than one hundred classic joints, superb steakhouses, pie places and decadent doughnut palaces in this tasty travelogue.