Put bread flour, milk, white sugar, 1/4 cup melted butter, egg, yeast, and salt in a bread machine; set to "dough" cycle and press Start.
Preheat oven to 375 degrees F (190 degrees C). Grease and 9x12-inch baking dish and line with parchment paper.
Transfer dough to a floured work surface and punch dough. Roll dough into a large rectangle. Spread 2 tablespoons softened butter over dough and top with chocolate-hazelnut spread. Sprinkle hazelnuts over chocolate layer. Roll dough around the filling into a log shape; cut into 12 even portions. Arrange rolls in the prepared baking dish.
Bake in the preheated oven until rolls are cooked through, about 25 minutes.