Preheat oven to 200C.
Mix together all the dry ingredients.
Add the sour cream and start mixing it in.
The mixture will start to look like bread crumbs.
Add water, a tablespoon at a time, until the dough starts to come together.
Use your hands to kneed the dough into a ball. The dough will be quite sticky.
Coating your hands in flour, take small handfuls of the dough and form balls.
Place on a baking tray and flatten slightly.
Bake at 200C for about 15 minutes.
Allow to cool slightly before breaking them open and slathering butter, jam and cream over them.