Step1:Beat albumen paste - beat egg white with electric beater at low speed until it is wet and foamed, then add lemon juice for several drops. Add sugar in three times and continue to beat at high speed. Insert a chopstick in the center. It will be finished.
Step2:Mix the yolk paste - use a hand mixer to break the yolk. Then add the milk and mix well. Mix the vegetable oil in several times. Sift the flour and add it into the yolk paste. Stir until there is no granule.
Step3:Mix - pour 1 / 3 of the batter into the yolk batter. Stir well with a spatula. Pour into 2 / 3 of the batter. Use the scraper to gently cut up and down to make it evenly mixed. Do not circle it to avoid the dough from stringing up.
Step4:Add stuffing - soak the princess raisins in water. Drain. Heat in microwave until dry. Cut into half. Pour into the cake paste. Mix well.
Step5:Use a small spoon to scoop the cake paste into a paper cup. Shake it gently into the oven. It's only 1015 minutes at 120 ℃.
Cooking tips:There are skills in making delicious dishes.