1. Prepare all the ingredients.
2. Press the bananas into puree.
3. Mix banana mash, milk, salt, sugar, and corn oil.
4. Separate the eggs, put the egg whites into an oil-free and water-free bowl, and put the egg yolks into the milk and banana mixture in the third step.
5. First preheat the oven at 160 degrees. Now let's beat the egg whites. Add the white sugar to the egg whites three times.
6. Beat with an electric whisk until a small sharp corner appears when the whisk is lifted.
7. Beat the liquid egg yolk with an electric whisk.
8. Beat until well mixed.
9. Sift in low-gluten flour, cut and mix with a mixing knife until there is no dry powder and no particles.
10. Dig one-third of the egg whites, soak them in the egg yolk paste, chop and mix well.
11. Pour the egg yolk paste back into the egg white bubble, cut and mix well.
12. Pour into the pre-prepared paper mold 80% full.
13. Put it into the preheated oven, middle level, set the oven to 150 degrees and bake for 26 minutes.
14. Satisfied with the coloring.
