I do it every time, since I learned this method! The most delicious cake recipe.
Ingredients:
250g butter (1.1 cups)
250g confectioners’ sugar (2 cups)
1 tablespoon vanilla sugar
5 eggs
200ml buttermilk (0.85 cups)

Ingredients:
250g butter (1.1 cups)
250g confectioners’ sugar (2 cups)
1 tablespoon vanilla sugar
5 eggs
200ml buttermilk (0.85 cups)