Mix flour and salt in a bowl
Add water and stir until a dough forms
Knead the dough until smooth
Cover the dough and let it rest
Roll the dough into a thin sheet
Cut the dough into small circles or squares
Place filling in the center of each wrapper
Fold and seal the edges tightly
Bring a pot of water to a boil
Add the dumplings to the boiling water
Cook until they float and are tender
Remove the dumplings with a slotted spoon
Serve hot with dipping sauce