1. 1. Mix all the ingredients except butter to form a smooth dough, knead for about 30 minutes, add butter and knead until absorbed, cover the dough and ferment for about 40 minutes;
2. Take out the finished dough and divide it into equal parts for 6 minutes, knead it into a circle, and wake up for another 20 minutes;
3. Take three doughs, roll them flat, roll them up, and roll them out, roll them up and put them into a toast mold, and make three in turn; roll the other three doughs into a long shape, then put the diced ham into the The middle roll, three in turn, put it into the baking tray, and then spread until fluffy;
4. The dough in the toast mold is about 80% full, brush the whole egg liquid and sprinkle with sesame seeds, cross the ham buns and cut the wheat noodles, brush the whole egg liquid and sprinkle sesame seeds; preheat the oven to 180 degrees
5. Put the dough into the preheated oven at 170 degrees for 38 minutes;
