Il Cappuccino Mistero

While visiting Orto San Giulio in Italy, Brack stepped in to The Palace Pasticceria and ordered a cappuccino and a dolce (dessert). After enjoying a few swallows of the delicious cappuccino, he noticed the evenly spaced rings on the inside of the cup.

When you have an idea of how the rings were formed in this way, click on the email link to send your idea to Brack, and then check your idea by clicking on the SOLUZIONE button.