XFF Spicy and Sour Dumplings

The trick to boiling dumplings is to shock them with cold water once or twice during the cooking process, bringing the external temperature down so the insides and the outsides are done cooking at the same time. (For how to boil frozen dumplings.) To be honest, though, it sounds harder than it is. And while we go all out at the stores with the works (chili oil, dumpling sauce, sesame seeds, and a handful of cilantro), you could make it easier on yours