You can start with a smaller volume of filling right up until you will get the cling from the folding/pleating. The buns are folded with a person hand holding the skin and filling, and one other hand pleating the edges of the dough disk like an accordion. While you fold, https://shanekljkj.widblog.com/87483143/5-tips-about-steamed-buns-with-roast-pork-filling-you-can-use-today