转载 mark....紫薯天使蛋糕卷

转载 mark....紫薯天使蛋糕卷的做法说明

出处：

http://bakingintotheether.com//2015/06/15/pure-white-swiss-roll-cake/

http://eggplant10.blogspot.com/2011/08/blog-post_28.html?m=1