US-based quick-service restaurant Jack in the Box is expanding its smashed-patty burger line with the introduction of the Sourdough Smashed Jack. Available for a limited time, this new offering ...

One that's landing on menus right now. Jack in the Box just unveiled a new Sourdough Smashed Jack (690 calories), which features all of the same ingredients as its predecessor but swaps out the ...

Jack in the Box is continuing to innovate its iconic smashed-patty burger with the introduction of the Sourdough Smashed Jack, available for a limited time. SAN DIEGO, November 13, 2024--Have you ...