Easy Recipe for Walnut Rolls
Things used:
For the Bread:

0.5 teaspoon of baking powder and 280 grams of flour
A little salt
1/4 teaspoon of vanillin
Eighty grams of butter
200 grams of sour cream
1 egg yolk
To make the filling:

1 egg white
40 grams of sugar
1 teaspoon of sugar with vanilla
a hundred grams of nuts
Besides that:

100 to 150 grams of sugar powder
For baking, heat your oven to 180°C (356°F).
For 15 to 20 minutes, bake.
How to Do It:
For the Bread: