Easy Cheddar and Sage Scones

INGREDIENTS:

225g self-raising flour
1 ½ tsp English mustard powder
50g cold butter, cubed
100g mature cheddar, grated
1 tbsp finely chopped sage, plus 8 small leaves
1 egg, beaten
100ml buttermilk

DIRECTIONS:

STEP 1
Heat oven to 220C/200C fan/gas 7. Mix the flour, mustard powder, ½ tsp salt and a grinding of black pepper in a large bowl. Rub in the butter until the mixture resembles fine crumbs. Stir in half of the cheese and the sage. Mix together the egg and buttermilk in a separate bowl.

STEP 2
Make a well in the centre of the flour mix and pour in all but ½ tbsp of the buttermilk mix. Working quickly, stir until the mixture forms a soft, spongy dough. Tip onto a lightly floured surface and knead briefly until smooth. Roll out to a 3cm-thick square …