Mix all the dry ingredients together, rub in the butter.
Add the chopped spring onions and grated cheddar cheese.
Add buttermilk a little at a time and start forming a soft dough.
The dough is not to sticky and easy to work with.
Roll out the dough into 1cm thickness and press with a round cutter or glass.
Use pastry brush to brush egg wash on top of scones to get a shiny golden brown colour.
Bake for 10-12 minutes until golden brown