Grind the yolks with sugar (40 g) and vanilla sugar. Whisk the whites into a foam, adding the remaining sugar.
Mix with a whisk: flour, starch and baking powder, sift.
Pour the yolk mixture into a large bowl. Add 1/2 of the whipped whites. Add the flour mixture in small parts.
Knead a homogeneous dough without lumps.
Add the remaining proteins to the dough and mix gently, moving from bottom to top.
Cut out 6 rectangles from baking paper. Open the lid of the slow cooker and install the panels.
Close the cover of the device and connect it to a power source. The red indicator lights up. When the device heats up, the green indicator lights up.
Open the lid of the slow cooker and cover with paper. lubricate it with vegetable oil. Spread the dough on the bottom panel of the device (2 tbsp.l.) and smooth with a wet silicone spatula. Close the lid.
After two minutes, the green indicator lights up. We give another 1-2 minutes until the biscuit is browned.
This is what the other side of the finished biscuit looks like in paper.
We spread the finished cookies on a wet and wrung out thin napkin.
Quickly wrap the biscuit in a roll and set aside to cool.
Unwrap the cooled roll and remove the paper. Place the unwrapped biscuit on this paper and spread with jam. Let soak for 1-2 minutes.
Then spread the condensed milk evenly and roll the biscuit into a roll.
I got 6 buns.
To decorate the top of the rolls, I heated jam (2 tbsp.l.) in a water bath and melted white chocolate in it.
The top of the buns was decorated with red icing.
Then I warmed up the milk (2-3 tablespoons), melted dark chocolate and decorated the cookies. On request. you can sprinkle with coconut chips.