Kanelbullar - Swedish Cinnamon Buns

Name: Kanelbullar - Swedish Cinnamon Buns
Prep time: 30 min
Cook time: 2 h 30 min
Total time: 2 h 30 min
Yield: 16 pieces
Ingredients: 250 g whole milk; 2 tsp dried instant yeast; 80 g unsalted butter; 50 g granulated sugar; 420 g strong white bread flour; 2 tsp ground cardamom; 1 pinch fine sea salt; 100 g unsalted butter; 60 g granulated sugar; 3 tsp ground cinnamon; 1 tsp ground cardamom; 1 medium egg; 1 Tbsp milk; 1 - 1 ½ Tbsp pearl sugar