In a large bowl add yeast, 1 tsp (5g) sugar, and 2/3 cup (160ml) water. Let it rest for 5 minutes to activate the yeast.
Add flour and salt. milk and butter. Start kneading for about 5-10 minutes, until smooth and pulls away from the sides of the bowl.
Transfer the dough to an oiled bowl and cover it with plastic wrap.
Let the dough rest for about 1 hour at room temperature (warm space) until doubled in size.
Spray with oil a 9x5in (23x13cm) loaf pan and set aside.
Spray the working surface with a bit of oil.
Press the dough into a rectangle with one side as the width of the pan, 9 in (23cm).
Roll the dough into a log.
Place the dough with seam side down into the prepared loaf pan.
Cover the loaf with a kitchen towel, and let it rise in the pan for another 45-50 minutes at room temperature.
Meanwhile, preheat the oven to 375°F (190°C).
Brush the loaf with olive oil.
Bake for 25-30 minutes until golden brown on top.
Let it cool in the pan for 5 minutes. Transfer to a cooling rack and cool completely.