Top Halloween food deals: Free burgers, discounts and promotions from Shake Shack, Chipotle, and more

This Halloween, numerous fast-food chains are offering enticing deals and promotions. From free burgers at Shake Shack and Chipotle's Boorito event to discounts on ice cream and pizza, customers can enjoy a variety of treats. Many offers are exclusive to loyalty program members and are available for a limited time.