According to McDonald’s, the Shamrock Shake was invented in 1967 by a McDonald’s owner/operator based in Connecticut named Hal Rosen. The mint shake, of course intended to celebrate St. Patrick’s Day, ...
With the famous green Shamrock Shake having finally made it to our shores, I went down to McDonald’s on its 1st ever day on ...
The Shamrock Shake was first introduced in the US in 1967, 7 years before the first McDonald's chain opened in the UK ...