Fesenjan Redux

The jewel in the crown of khoreshes (traditional Persian saucy stews), fesenjan is a Rosh Hashanah treasure on many Iranian-Jewish tables. A blend of pomegranate and walnut giving way to an exquisite tango of tart and sweet, the sauce is served with duck—and less often, other poultry, veal, lamb, or meatballs, too—always accompanied by copious amounts of rice.

Older recipes usually call for cooking the meat in the sauce, but I prefer to roast the duck separately; th