Eat and Drink Shake Shack's Roadside Shack burger takes cue from the past The new Roadside Shack is served with caramelized onions simmered in beer and bacon. Photo Credit: Shake Shack By ELISSA SALAMY email@example.com July 27, 2015 3:06 PM Print Share fbShare Tweet gShare Email Shake Shack's new, limited-run burger is an homage to the traditional roadside burger stands of the past. The Roadside Shack, available at all locations starting Monday, July 27 for a limited time, features caramelized onions simmered in beer and bacon, atop the Shack's signature 100% all-natural Angus beef cheeseburger. "The beer and bacon caramelized onions bring out even more depth of flavor and juiciness to our delicious flat-top griddled burgers." said Mark Rosati, culinary director of Shake Shack, in a statement released today. The Roadside Shack is $6.19 for a single, and $8.99 for a double burger. By ELISSA SALAMY firstname.lastname@example.org Share on Facebook Share on Twitter Comments Comments section is temporarily on hold. Here’s why.