zuò / lǎo / shì / táo / sū / de / shí / hòu / xū / yào / jiā / yī / diǎn / chòu / fěn / cái / néng / ràng / bǐng / pí / gèng / sū / cuì做老式桃酥的时候需要加一点臭粉,才能让饼皮更酥脆。When making traditional walnut cookies, you need to add a little baking ammonia to make the crust crispier.