Aquaculture has made it possible to eat mussels at any time, but fall is the perfect time to indulge since mussels reach maturation later in the year. Here’s how to prep and cook them at home.

Submerge the kale in a large bowl with cold water for 10 to 15 minutes and rub the leaves to loosen any dirt. If you’re working with just one bunch, add it to a large colander and soak it under ...