½ cup (125g) Røros Butter – room temperature
½ cup (100g) sugar
½ cup (100g) brown sugar
2 eggs
½ cup (1.25dl) Buttermilk
2 cups (300g) plain flour
1 tsp baking powder
0.5 tsp baking soda
pinch of salt
1 tbsp cinnamon
2 tbsp cardamom
2 cups lingonberries

Preheat oven to 375°F

Mix Røros Butter and sugar until white. Add the eggs and Buttermilk, stirring well before adding all the dry ingredients. Add the berries at the end, mix in gently using a spatula.

Fill muffin tray/paper until 3/4 full and sprinkle over with sugar. Cook for 15-20 minutes or until a toothpick comes out clean.