How Oat Milk Conquered America

The Swedish company Oatly won over American baristas and launched a massive trend

When Chicago barista Dominic Rodriguez first heard about oat milk, he was skeptical. He had latte-making down to a fine art — at coffee competitions, he sculpts swan-necked turkeys and roses out of foam — and in his experience, plant-based milks didn’t foam correctly. “I’m a…