It all started with a walk last summer. Dau Xiong and his wife Maria Nguyen were out for a stroll in their hometown of Lafayette when they saw a restaurant up for sale on the outer edge of Old Town. While the two are both restaurant industry vets—Xiong is a chef, and the couple previously owned a fast-casual franchise—they’d never served their own food: the Hmong cuisine Xiong grew up eating, along with the Cajun seafood boils his family loved