1. Prepare the materials and separate the egg yolk and egg whites in an oil- and water-free container.
2. Add a few drops of white vinegar to the egg whites and beat until thick foam. Add in fine sugar three times and beat until 9 is distributed.
3. Add sifted low-gluten flour, salt, baking powder, vegetable oil, milk to the egg yolk and stir well.
4. Add 1/3 of the whipped egg whites to the egg yolk batter, stir evenly, add in 3 times and mix evenly.
5. Pour into the mold, hold the cylindrical inner mold, place it on the cloth and vibrate gently to spread the batter evenly. Put it in a preheated oven at 170 degrees, and bake on the lower fire for about 10 minutes, and then on the upper and lower fire for 20 minutes; (adjust according to your own oven) This is the appearance of just putting it in the oven;
6. Whip the cream with sugar until it is textured. Then put whipped cream on the baked cake.
7. Smooth out the cream.
8. When whipping the cream, add a little blue pigment and put it in a piping bag.
9. Just frame the shape on the princess skirt with the flower mouth.
10. Finished picture
