Preheat oven to 350F.

In a bowl mix the flour, buttermilk, butter, ½ cup sugar, baking powder, eggs, ground hazelnut, and yeast.

Transfer to a flat surface and knead for 5 minutes.

Transfer to a bow and let it rise for 20 minutes.

Meanwhile, in a small bowl beat together the remaining sugar, melted butter, and cinnamon

Sprinkle flour over a flat surface to avoid sticking and stretch the dough using a rolling pin.

Brush the dough with the cinnamon sugar, roll, and cut it into slices

Grease a circular baking pan with non-stick cooking spray.

Place the rolls side by side and take to the oven for 30-35 minutes or until done.

Remove from the oven, serve and enjoy.