Over a month has passed since Beyoncé debuted “Break My Soul,” a dance bop that has inspired a bevy of social media reactions, memes and job walkouts, and the first single from her album "Renaissance.

Tallulah Duffin co-owns Oh My Soul with her husband, Richard, who both hail from South Africa. They started serving up hearty vegan food – waffles, “vurgers” and way more – just over a year ago at Oh ...