Prepare the bagel dough according to the recipe instructions.
Shape the dough into bagels and let them rise.
Boil the bagels briefly and then bake them in the oven.
Mix sugar and cinnamon to create the cinnamon sugar mixture.
Brush the bagels with melted butter and sprinkle the cinnamon sugar mixture on top.
Bake the bagels again until they are golden brown and crunchy.
