Danish Cinnamon Rolls (Kanelrøller) with Sourdough Fermentation

Method

1. In a large bowl, mix flour, sugar, salt, yeast, and sourdough starter.
2. In a separate bowl, combine warm milk, egg, and melted butter.
3. Gradually add the wet ingredients to the dry ingredients and mix until a dough forms.
4. Knead the dough for 5-7 minutes, then let it rise in a warm place for 2 hours, or until doubled in size.
5. Roll the dough into a rectangle and spread with melted butter.
6. Mix brown sugar and cinnamon, then sprinkle over the dough.
7. Roll the dough tightly, then cut into individual buns.
8. Place the buns on a baking sheet and let them rise for another 30 minutes.
9. Bake at 375°F (190°C) for 15-20 minutes until golden brown.