Duck Infusion with Szechwan Peppercorns

Dating from the heyday of our infusion experiments, this is a wonderful broth that is deeply colored with the flavors of roasted duck, garlic, and herbal Szechwan peppercorns. It is such a delicious stock that it may be served with nothing more than some softened glass noodles and a sprinkling of scallions, though you can of course embellish it with shreds of duck and vegetables.

If you have never enriched a stock with roasted bones and sweated vegetables, this process will be fasci