Hello, you don't need to put baking powder, only the fried dough sticks you eat are added with baking powder. The fried dough sticks technology is actually very simple. You can buy a bag of alum-free dough sticks leavening agent [Paoduoyuan] in Taobao shop, and then ask Liangshan Tianxi, a manufacturer of Paoduoyuan, for a technical document. You can fry the alum-free and aluminum-free healthy dough sticks that are bulky, crisp in taste and not hard when cooled.