1. Bring a large pot of lightly salted water to a boil over high heat. Meanwhile, prepare an ice-water bath and set aside. Add peas to boiling water and cook for 30 seconds; drain and transfer to ice-water bath until chilled, about 2 minutes. Drain and set aside.

2. Place snap peas, butter, stock and pinch of salt in a medium saucepan and bring to a boil over high heat. Add peas and pea leaves; cook until liquid is reduced and peas are glazed, 3 to 5 minutes. Keep warm until ready to serve.