
Health benefits
Cocoa powder: delay aging, antioxidant, anti-cancer and prevent cancer
Ingredients
Egg white ( 4 ) | White vinegar ( 3-5 drops ) |
Fine sugar ( 50g ) | Egg yolk ( 4 pcs ) |
Fine sugar ( 20g ) | Corn oil ( 50g ) |
Milk ( 65g ) | Low-gluten flour ( 90g ) |
Cocoa powder ( 5 Gram ) |
How to make two-color cake rolls

1. Finished product picture.

2.Weigh the required ingredients and set aside.

3.Use an egg separator to separate the egg whites and yolks.

4. Beat the milk and corn oil until the water and oil are combined, add the egg yolk, and continue with the fine sugar Beat evenly.

5.Sift in low-gluten flour.

6. Stir until there are no particles.

7. Then beat the egg whites, beat the egg whites into a coarse foam, add 3-5 drops of white vinegar, and then add Caster sugar, beat.

8. Beat until the volume doubles and then add the fine sugar in 3 additions.

9. Beat until wet foam.

10.Take one third of the meringue, add it to the egg yolk paste, and stir evenly.

11.Pour the mixed batter into the remaining meringue basin and stir Evenly.

12. Divide the mixed cake batter into two parts, add cocoa powder to one part, and mix uniform.

13.Put the mixed cake batter into piping bags respectively.

14. Line a baking sheet with oiled paper.Then cut a small hole at the bottom of the piping bag containing the cake batter, squeeze out a strip of plain flavor first, then the cocoa flavor cake batter, squeeze out all the cake batter in sequence, lift the baking pan and shake it a few times to release big bubbles.

15. Preheat the oven in advance, set the upper and lower heat to 160 degrees, and bake the middle layer for 30 minutes.

16. Take it out when the time is up and let it dry until it is no longer hot.

17.Slowly roll up and wait until it cools and shapes before cutting.

18.Let’s get started.
Tips
The oven temperature can be adjusted according to the temperament of your own oven.
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