All-American Brand Reaches into the Pantry for Cookie Lover's Dream LOS ANGELES, March 06, 2024 (GLOBE NEWSWIRE) -- Johnny Rockets, the timeless, all-American chain owned by FAT Brands Inc. and known for its extravagant shakes, today announces the latest addition to its lineup, the Cookie Jar Shake. Available nationwide at participating locations through May 31, the new shake is a decadent chocolate shake made with real ice cream, OREO® Cookie pieces, and Chocolate Chip Cookies, crowned with whipped cream, ...