Arroz gordo, or fat rice from Macau, is reminiscent of paella, which is no surprise considering that Macau was a colony of Portugal, a country that shares many culinary traditions with its Iberian neighbor, Spain. Here, deliciously seasoned rice is studded with bits of duck and sausage and a host of other savory ingredients, all seasoned with a nod to Asia. Many of the components of this recipe can be prepared separately ahead of time and refrigerated, and in the case of the chicken, up to a…