Serving burgers, footlongs, ice cream and more since 1949. Zesto started in 1945 as a subsidiary of Taylor Freezer Corporation. The Atlanta franchise was opened in 1949 by John Livaditis. Still family owned and operated, Zesto uses real ice cream, not ice milk. Famous for the Chubby Decker double-decker hamburger, Foot Long chili dogs, Nut Brown Crowns, homemade onion rings, and real milkshakes made the old-fashioned way. Multiple Atlanta-area locations.