For a healthy, quick and fresh meal, make this avocado, shrimp and cilantro burger !

On the first day of the deal (Dec. 16), customers can get a free ShackBurger, followed by a free SmokeShack on Tuesday, Dec. 17, and a free avocado bacon burger on Wednesday, Dec. 18. On Thursday ...

On Monday, December 16, it's a ShackBurger, then a free SmokeShack burger on Tuesday, December 17, followed by an Avocado Bacon Burger on Wednesday, December 18, a classic Cheeseburger on Thursday ...

This tasty one is sprinkled with a spice blend halfway through grilling; if you mix it in before cooking, the meat will get tough. Crema and avocado add rich creaminess to push the burger over the ...

This juicy beetroot burger is topped with hummus and avocado with a halloumi and sweet potato salad. But the burgers are great on their own for a healthy dinner, too. To make the beetroot burger ...