Add The Flour and Salt to a large bowl and mix together
Rub the butter into the flour using your fingertips until it resembles bread crumbs
Add the Yeast and stir well
Pour in the warm water, a little at a time, continuously stirring until a dough forms.
Knead the Dough for around 8 minutes until smooth and stretchy
Form a ball of dough and cut off around 1/3. You should have 2 pieces of dough. Shape into separate balls, one large, one smaller.
On the larger Ball of dough , brush a little water on the top, in the centre of the dough.
Place the smaller ball of dough on top
Cover loosely with cling wrap or a tea towel, allow to rise for 1 hour, until doubled in size
Preheat the oven 220°c
Pat down with flour. Score the top dough ball , and score vertical lines on the side of the bottom dough ball (see pictures) Cover and set aside for 15 minutes to puff up a little
Brush with Beaten egg
Bake in the oven for 30 minutes, until the base of the loaf feels hollow when tapped.*For a Crispier Crust Place a metal baking tin 1/3 full with water in the bottom of the oven