Mix the flour, yeast and milk evenly and knead it into a smooth dough. Let it rise in a warm place until it doubles in size. Divide the dough into groups of 20 grams each and form four groups. Roll into a 100-inch tic-tac-toe strip about 22 cm long, as shown in the picture. The first round is to press clockwise, staggered, and press the odd-numbered noodles on the even-numbered noodles. The second round is to press counterclockwise, staggered, and press the odd-numbered noodles onto the even-numbered noodles. Even number of noodles