Every Shake Shack Shake Ranked, With New Biscoff Cookie Butter Tiramisu
A year-long tasting and ranking covers 17 Shake Shack shakes made with frozen custard, including six year-round milkshakes and rotating limited-edition flavors. The Dubai Chocolate Pistachio returned after its introduction last summer, and the Biscoff Cookie Butter Tiramisu shake was released in August. Shake Shack did not respond to a comment request.