1, if we want to make the dough for the pie very soft, you can add hot water to the flour and then knead it into a dough, because the hot water can scald the gluten in the flour, which will make the kneaded dough become very soft.
2, but if we want the dough to be soft and chewy, you can divide the prepared flour into two parts, and then knead them with hot water and cold water, and then knead the two doughs together.
3. The two methods of kneading mentioned above are called hot noodles and half-hot noodles, of which half-hot noodles are the ones most people use to make pies, and we can choose which of them we want to use to make pies according to our own tastes and preferences.