Wild Blueberry Buns (Jagodzianki)

One of the most challenging recipes, but the effect - better than expected. It's nice to put some good music on while making them, like ekhm, for instance Coldplay "Viva la Vida!" Careful with the dough, the rest is a piece of cake, literally...
For a Polish recipe, go to: Jagodzianki!
and English, although I didn't check it out myself: Wild Blueberry Buns