# Cotton Soft Castella Cake

This video shows how to make a delicious and fluffy cotton soft castella cake with a chocolate layer.

- Cuisine: Japanese
- Category: Baked Goods
- Language: en

## Ingredients

- 6 eggs
- 0.5 cup unsalted butter
- 0.25 cup vegetable oil
- 0.75 cup milk
- 1.5 cups cake flour
- 6 egg yolks
- 6 egg whites
- 1 teaspoon lemon juice
- 0.75 cup sugar
- 1 tablespoon cocoa powder
- 2 tablespoons water

## Instructions

1. Slice the cake and take a piece with a fork.
2. Crack 6 eggs into a bowl.
3. Separate the egg yolks from the egg whites.
4. Add unsalted butter, vegetable oil, and milk to a pan.
5. Over medium heat, melt the butter.
6. Pour the mixture into a bowl and add cake flour.
7. Whisk into hot oil mixture.
8. Let it cool.
9. Add the egg yolks and whisk.
10. Add lemon juice to egg whites and beat until foamy.
11. Gradually add sugar and beat until stiff peaks form.
12. Gently fold in the meringue into the egg yolk mixture.
13. Line an 8x8x3 in square pan with baking paper.
14. Divide the mixture in 3 equal parts.
15. Mix cocoa powder with water and add to the last third of the batter.
16. Using piping bags, alternate the light and dark batter into the square pan.
17. Tap to remove bubbles.
18. Add hot water to a baking tray and place the cake tin inside.
19. Bake in a preheated oven at 160°C for 60 minutes.
20. Remove the cake from the pan immediately while it's hot, this will help to avoid the cake from shrinking.
21. Let it cool.
22. Cut the cake and serve.

## Equipment

- knife
- fork
- bowl
- spoon
- frying pan
- stove
- whisk
- electric mixer
- spatula
- square pan
- baking paper
- piping bag
- oven

## Tips

- Remove the cake from the pan immediately while it's hot to avoid the cake from shrinking.

## Source

- Original video: https://www.facebook.com/share/v/1DyFtpFTsT/?mibextid=jmPrMh
- Recipe page: https://www.cliprecipe.com/recipe/147b3935-5beb-4f35-abea-3fd583aa5962
- Extracted: 2025-05-22

Extracted from the video by Clip Recipe (https://www.cliprecipe.com). Quantities and steps are as stated or shown in the video. Site guide for agents: https://www.cliprecipe.com/llms.txt