McDonald's Launches Shamrock Shake, OREO McFlurry February 17

McDonald's has launched its annual Shamrock season, reintroducing the popular Shamrock Shake and OREO Shamrock McFlurry at participating restaurants nationwide starting February 17. The limited-time desserts, tied to St. Patrick's Day celebrations, blend vanilla soft serve with mint-flavored Shamrock syrup and are available while supplies last, with no specific end date announced.

The classic Shamrock Shake consists of the vanilla base mixed with Shamrock syrup and finished with a swirl of whipped cream. The OREO Shamrock McFlurry adds crushed OREO cookie pieces to the same minty mixture, offering a textured twist on the original. Both items return each year as seasonal favorites, drawing crowds eager for the green-hued treats that have become synonymous with the March holiday.

The Shamrock Shake originated in 1967 when Hal Rosen, a McDonald's owner and operator in Connecticut, created it to mark St. Patrick's Day at his local restaurant. It expanded to select locations in 1970 and gained national availability in 2012. To commemorate the 50th anniversary of that broader rollout, McDonald's introduced the OREO Shamrock McFlurry in 2022, building on the shake's enduring appeal. A...