Mix the flour with water and knead it into a dough.Shape the dough into a number of small balls.Put the balls of dough into boiling water.When the balls float on the surface of the water, spoon them up and put them in cold water before taking them out. Mix 2 cups of thin coconut cream with sugar and salt, and filter it.Place the pot of the mixed coconut cream on a moderate heat. When it is boiling, put the balls in it.When the mixture is boiling again, pour the thick coconut cream into it and remove it from heat immediately without stirring it. It is now ready for servingo good restaurants.