1. Warm the milk to around 110°F and dissolve the yeast and sugar in it.
2. Let the yeast mixture sit for about 5-10 minutes until it becomes frothy.
3. In a mixing bowl, combine flour, salt, melted butter, and egg.
4. Pour in the yeast mixture and mix until a soft dough forms.
5. Knead the dough for about 8-10 minutes until it becomes smooth and elastic.
6. Place the dough in a greased bowl, cover, and let it rise for about 45-60 minutes until doubled in size.
7. Punch down the dough and divide it into equal portions.
8. Shape each portion into a ball and arrange them in a greased baking pan.
9. Cover the pan and let the rolls rise again for about 30-45 minutes until puffy.
10. Preheat the oven to 350-375°F.
11. Bake the rolls for 15-25 minutes until golden brown.
12. Brush the warm rolls with melted butter for extra richness.
13. Let the rolls cool slightly and serve warm.
14. Store leftovers in an airtight container or freeze for later use.
15. Reheat before serving for the best texture and flavor.