Picture Post: This is a double Liberty Shell concrete from Shake Shack. It's between 750 and 1020 calories. Stephen Weber 10 years ago Share this: Picture Post: Thanks for the custard, Shake Shack :)DateApril 2, 2015In relation toPicture PostPicture Post: Haven’t had Shake Shack since there was one at Drexel. Shame to see the concretes are gone, but at least Portland has a location now.DateApril 28, 2023In relation toPicture PostPicture Post: L.O.S. Burger and strawberry shake from @LOSBurgerTruck.DateMay 2, 2013In relation toPicture Post