9 Christopher Radko Glass Hanging Cuckoo Cookie O’Clock Orn Retro Christmas Decor. Would you look at the time on the cuckoo-cookie clock. It’s half-past peppermint! This playful piece is a delightful dessert to add to your collection. Cookie O’Clock Ornament. Size – One Size. Measurements – 9″ x 2″ x 2. Theme – Seasonal/ Holiday. Size Type – N/A.