Lightly grease a 23cm square tin with a depth of about 5cm with a little sunflower oil and dust with the icing sugar and cornflour mix , tipping out and reserving the excess .
在23平方厘米的烘烤听罐中轻抹一层油,深度大约为5厘米,加入少量葵花子油,撒上糖粉和玉米粉混合物。倒出,并保留多余的部分。