If you flock to McDonald’s at the first sign of those minty green shakes, you’re going to go bonkers over these cupcakes. I didn’t have a non-spiked St. Patrick’s Day cupcake in my repertoire yet, and thought that this riff on the popular milkshakes could be a really delicious treat. I made a homemade shamrock shake a few years ago, and used that as a jumping off point, starting with green-hued