According to the Instagram account @snackolator, Shamrock SHake season will begin Tuesday, while some locations already have the St. Patrick's Day treat. What is a Shamrock Shake at McDonald's ...

The Shamrock Shake debuted in 1970 and the Oreo Shamrock McFlurry debuted in 2020. McDonald's Shamrock Shake typically returns to menus in February ahead of St. Patrick's Day. A medium Shamrock ...

McDonald's debuted the Shamrock Shake in 1970. Every year since, the festive milkshake has been released ahead of St. Patrick's Day.

The season of the mint-flavored, green-tinted shake is nearly upon us. McDonald's Shamrock Shake, a milkshake made with vanilla soft-serve ice cream, artificially flavored minty green syrup and ...