Shake Shack. Located at the newly open Jewel Changi Airport unit 02-256, Singapore 819666. …Smokeshack single, $10.90. Another popular burger choice here will be Smokeshack! You can have your choice of single or double cheeseburger with all natural Applewood Smoked Bacon, chopped cherry pepper and signature Shack sauce! Every bite of it taste so good and juicy! Before we knows it, we have swallowed the whole burger in! Also, if you likes a little spicy in your cheeseburger, this is for you! …@shakeshacksg #hungryunicornsg #shakeshacksg #shakeshack #smokeshack