You'll also need kitchen twine to secure the stuffed duck breasts. Add the butter to a small pan, and preheat it to medium heat. Saute the mushrooms and shallot in butter until the shallot pieces ...

For this recipe, the ducks are stuffed with whole kumquats, which are taken out of the cavity when the birds are done, then used to make a sweet, tangy relish that goes with the richness of the meat.