Do you know Shake Shack started as a humble hot dog cart? However, due to its popularity in 2004, they decided to go all in and set up a proper restaurant, adding burgers and shakes to the menu.

You may not have noticed as you're digging into crinkle-cut fries or biting into a burger, but no two Shake Shacks are alike, and with Shake Shacks located all over the world, even the food and drink ...