All the ingredients need to be at room temperature.
If you don’t have a stand mixer you can knead the dough just with your hands. The only difference will be is time. By hand you may need to knead the dough for 15 to 20 minutes.
If your prunes are to dry, cover them with boiling water and let them sit for about 15 to 20 minutes. Then strain the water and let them dry out.
Instead the prunes filling you can use jam, cinnamon sugar, nuts, chocolate paste or any other filling you like.