a cheerful barista holds a metal pitcher under a steaming wand that froths milk. The steam wand creates thick, bubbly white foam that grows rapidly in the pitcher. The milk transforms from liquid to a light, airy mixture filled with countless tiny bubbles. As the foam rises higher, it becomes fluffy and insubstantial like whipped cream. A customer watches eagerly while other patrons sit at nearby tables with their own frothy cappuccinos. milk becoming full of foam and taking on a light, bubbly texture