Shake Shack offers free chicken sandwiches on Sundays in an apparent jab at Chick-fil-A

Fast food chain Shake Shack is offering free Chicken Shack sandwiches every Sunday this month in an apparent jab at Chick-fil-A, known for closing on Sundays to allow employees time for rest and worship. #ShakeShack #Chicken #Sunday #Sabbath #ChickfilA #Rest #Worship #Antibiotics #FastFood #Business #Restaurant

​Fast food chain Shake Shack is offering free Chicken Shack sandwiches every Sunday this month in an apparent jab at Chick-fil-A, known for closing on Sundays to allow employees time for rest and worship. #ShakeShack #Chicken #Sunday #Sabbath #ChickfilA #Rest #Worship #Antibiotics #FastFood #Business #Restaurant