Whisk together in a bowl:
Bring just to a simmer in a small saucepan:
Add to the dry ingredients. Stir with a fork or briefly knead until the mixture comes together. If desired, mix in:
Gently drop spoonfuls of the batter on top of a simmering stock, broth, or stew. The dumplings should barely touch. Cover them and simmer gently for 10 minutes. Depending on the size of your pot, you may need to cook them in batches. Serve at once.