Combine the flour, the sugar, yeast, and salt in a mixing bowl or large bowl
Add warm milk and start kneading dough
Once the dough is smooth and elastic, add the butter and continue kneading
Allow the dough to rise in a covered bowl until it's doubled in bulk, about 90 minutes.
Turn the dough out onto a lightly floured surface, divide dough and round all of the pieces into smooth balls.
Lightly grease pans
Place dough on pan
Cover the pans, and let the loaves rise until they're puffy and soft
Using a brush, add egg whites to loaves
Towards the end of the rising time, preheat the oven to 375°F
Uncover the loaves, and bake them for 28 to 32 minutes, until their crust is golden brown
Remove from oven and enjoy