1. Remove the skin from the duck breasts, line the bottom of a terrine dish with one of the skins, chop one of the breasts. Set the speed to 8 for 15 seconds. Mix with the sausage meat. Add the egg, flour, parsley, garlic, shallot, and olive oil. Set the speed to 5 for 15 seconds. Add salt, pepper, herbes de Provence, hazelnuts, pistachios, and armagnac.