Cut all the vegetables in thin slices, and put them all in a pan with oil. Cook for 15-20'
Prepare the dough and let rest it for about 10' minutes, then spread it with a rolling pin
Remove the pan from the stove, and let it cold.
Prepare a pot for steaming
Do with a large glass circles in the spreaded dough, and put in it a teaspoon of filling, close the crescent dough.
Put the dumpling on the steaming pot, and let it cook for about 10'.
Serve with a dash of soy sauce.