Add the yeast mixture to the flour,the remaining milk,salt and butter and knead to a workable dough.

Cover and leave to rise in a warm place for 1 hour

Knead the dough again and divide into 6 portions

Place pn a lightly floured surface and shape each portion into long strips. Lay 3 strips together and make into a plait. Repeat for the second plait

Butter the baking sheet place the plaits on it, cover and leave to rise for 30minutes. Brush the plaits with egg yolk and sugar