These wrinkly dumplings are filled with pork, shiitake mushrooms, bok choy, scallions and ginger. For Halloween, David Burtka soaks the brain-like dumplings in the dipping sauce, then serves them in science-lab beakers. Slideshow:How to Make Dumplings
The sauce can be refrigerated for up to 3 days. Uncooked dumplings can be frozen on a parchment-lined baking sheet in a single layer, then transferred to an airtight container and frozen for up to 1 month.