Feather pattern cake

Overview

I saw that patterned cakes looked pretty good, so I made one myself. It looked like a feather when it was done. Let’s call it a feather pattern cake!

Put sugar, oil and milk into the egg yolks, soak them first and have them ready for later use
Add a few drops of white vinegar to the egg whites, make fish eye bubbles and add sugar
When the foam is fine at high speed, add sugar for the second time
Beat the egg yolks
Finally, add the remaining sugar and beat until wet, just make a curved hook
Sift in the flour and mix well
Mixed batter
Cut the egg whites in 3 batches and mix well
Add a little cake batter and some cocoa powder and mix well
Put the cocoa cake batter into a piping bag
Pour the cake batter into the baking pan to release bubbles. Put the cocoa cake batter into a piping bag and cut a small opening. Then squeeze out a straight line on the white cake batter. PS as shown
After drawing the horizontal lines, use a scraper to draw vertical lines
The drawn pattern. The painting by the handicapped party is not good-looking

$Feather pattern cake step 13$
Preheat the oven to 170℃ and bake for 20 minutes

$Feather pattern cake step 14$
Take out the undercut and demould
Cut into pieces