Mary Berry's scones

Tins, packets and jars

strawberry jam

Cooking ingredients

2 level tsp baking powder

50g/1Â¾oz caster sugar

450g/1lb self-raising flour

handful sultanas (optional)

Dairy, eggs and chilled

100g/3Â½oz butter, slightly softened, cut into pieces

2 free-range eggs

a little milk

}