01 -
Carefully split the egg whites from the yolks.
02 -
Whip the egg whites into stiff peaks, gradually adding 50 g of sugar across three additions.
03 -
Beat the yolks with the other half of the sugar until it turns light and fluffy.
04 -
Gently fold the whipped whites into the yolk mixture.
05 -
Sift the flour, cornstarch, and baking powder together.
06 -
Slowly add the dry ingredients into the egg mixture while mixing.
07 -
Combine the milk and oil, then stir it gently into the batter.
08 -
Spread the mixture evenly on a 30x40 cm baking tray and bake in a static oven at 180°C for 10 to 15 minutes.
09 -
Take it out of the oven, remove it from the tray, and roll it up while it’s still warm.