18 Frozen soft shell crabs delivered to your door frozen. Soft shell crabs are able to be cooked in the shell. The shell is totally edible. You must first fully clean the crabs and then the crabs can be dipped in seasoned flour, then dipped  into an egg mixture and finally into breadcrumbs before shallow or deep frying in vegetable oil. An alternative recipe is to cook the soft shelled crabs in a Tempura batter.