Preheat oven to 200° or 180° for fan assisted ovens .Makes one medium size loaf 9" x 4" loaf tin.
Mix all dry ingredients together in bowl making sure the sugar is well mixed.
In a separate bowl pour in about 1 1/2 cups of the buttermilk (saving the rest for later) add the egg slightly whisking as you go. Melt butter slowly over low heat and add this to the buttermilk mixture.
Now make a well in flour mixture and gradually add the buttermilk mixture until sticky. If needed add some more of the left over buttermilk.
Grease the loaf tin with a little butter and put the mixture in then shape with your knuckles to fit the tin. Place in the preheated oven for 50 mins, when done the bread should sound hollow when tapped on the bottom.Leave to cool on wire rack, If you require a softer crust cover with a clean damp teatowel
Eat warm or cold with lashings of butter, lovely with soup, cheese, jam or nice cooked breakfast in fact anything at all!