Photograph by Lance Iversen for The San Francisco Chronicle

At the Blue Bottle Coffee Bar, in the Rooftop Garden at the San Francisco MOMA, pastry chef Caitlin Williams Freeman sculpts desserts that model the paintings within the museum—like the Piet Mondrian-style cake pictured above.

Food is often called a form of art, but this cake is pretty incredible. What's the prettiest dessert that you've ever seen?