Combine bread flour, sugar, and salt in a bowl.
Add dry yeast to warm milk and let it dissolve.
Mix melted butter and yeast milk into the dry ingredients and knead into a dough.
Let the dough rise for the first fermentation.
Divide the dough and roll into triangles, then sprinkle with salt.
Shape into rolls and place them on a pan.
Brush with water and egg wash, then sprinkle with coarse salt.
After the second fermentation, bake at 180°C for 15 minutes in a preheated oven.