Shake Shack Delivery With Postmates

What's better than getting Shake Shack delivered straight to your door? Not having to pay a penny for the luxury of diving into one of its burgers without having to put on a pair of pants.

It's the limited-time deal the popular restaurant is offering in honor of its new partnership with food-delivery service Postmates. Of course, the bigger news is that the chain is now delivering its food in the first place, meaning you'll no longer have to wait in line for cheese-covered crinkle fries and a milkshake.

And because there's no better Christmas surprise than a piping hot cheeseburger, the company is also giving new Postmates members a code they can use to gift a free ShackBurger to a friend. You'll then get a free burger in return, because no random act of fast-food kindness should go unrewarded. All you have to do is download the Postmates app and place an order before both deals expire on December 17.