These fish tacos with a crunchy slaw and creamy, tangy sauce really hit the spot. Key limes are smaller, tarter and more aromatic than Persian limes and worth seeking out, but you can definitely use regular limes instead.
When Bobby Flay is challenged to make fish tacos he uses grouper and blue crabmeat, then pairs them with a tomatillo salsa, avocado relish and pickled Fresno peppers and shallots.