Finding a Bit of Rio in New York City With Designer and Model Mari Giudicelli

When designer and model Mari Giudicelli stepped foot inside the Rio Market in Astoria, Queens, she was like a kid in a candy store. "I looove it!" she exclaimed at the sight of a jar of goiabada--a guava paste you can eat with cheese. Her eye catches something else on the shelf: "These are delicious! Everybody had these bite-size cake desserts made with condensed milk and chocolate powder (called brigadeiros) at their birthday parties when we were little. They're a staple, like hot dogs are here...