Mix the yeast in half a cup of warm milk with a teaspoon of sugar. Leave in a warm place to rest till it rises to the top of the cup.
2
In a bowl, combine flour and salt. Make a small well in a middle and yeast mixture, egg yolk, melted butter and milk and combine using hand. Knead for about 5 minutes till you get the soft dough that scrapes off the sides of the bowl. Leave to rest for about 10 minutes.
3
Preheat the oven to 200C.
4
Roll out the dough using a rolling pin to 1cm thickness.
5
Using a cake form cut out the rounds and place over the baking sheet on the tray.
6
Lightly beat the egg white and brunch the tops of the biscuits. Score with the points of the fork, sprinkle sesame and leave in a warm place to rise for another 5 minutes.
7
Bake the scones for 20min. Serve with yoghurt and clotted cream spread.