They play alongside the heat of harissa and cayenne pepper, which boosts the flavor of pearl onions ... While the stew cooks, make couscous and a sweet onion relish to complete the smoky, spicy, sweet ...

Though your go-to recipe likely includes mayonnaise (or a mayo alternative) and possibly carrots, celery, and onion, you might be missing out on the acidic crunch of relish ... celery, and sweet and ...