1 - Heat milk in a saucepan until warm to the touch (25°C / 77℉).

2 - Transfer milk to a mixing bowl and dissolve the yeast in the milk.

3 - Add the remaining ingredients except for the butter and knead thoroughly.

4 - Use a kitchen mixer to knead the dough if you have one.

5 - Cut the butter into cubes and add to the dough.

6 - Knead for 5 to 10 minutes until the dough is elastic and smooth.

7 - Cover the dough and let rise in a warm place for 45 minutes.

8 - Transfer the dough to a counter sprinkled with flour and divide into 10-12 pieces of equal size.

9 - Roll each piece into a round bun and arrange the buns close to each other on a lined roasting pan or oven-proof dish (approximately 20 x 30 cm).

10 - Cover the buns and let rise for approximately 1 hour until they double in size.

11 - Heat the oven to 180°C / 356℉ on fan setting.

12 - Beat the egg in a small bowl and brush the tops of the buns with egg.

13 - Bake on the middle oven rack for 14 to 16 minutes until the buns develop a nice golden surface.

14 - Serve warm or toasted with butter.