Shake Shack launches French onion soup burger
Shake Shack Launches French Onion Soup Burger: A Cozy Fall Menu Innovation Hits U.S. Shacks Shake Shack, the beloved New York-based burger chain, is turning up the comfort factor this fall with its new French Onion Soup Menu, featuring a decadent French Onion Soup Burger inspired by the classic dish. Available starting today exclusively on … Read more