Ingredients
450g (1 lb) plain flour
1 level teasp. bread soda
1 heaped teasp. Bextartar (cream of tartar)
Pinch salt
25g (1 oz) soft margarine
1 egg, whisked with 250 ml (½ pt) buttermilk

Method
Pre-heat oven to Gas Mark 6, 200°C (400°F). Sieve dry ingredients into a big bowl. Rub in margarine. Pour in egg and buttermilk mixture and stir well. Turn out onto a floured board and knead lightly for a minute or two. Shape into a round, flatten slightly. Place on a baking sheet. Mark with a deep cross and bake in the preset oven for approximately 30-40 minutes. Cool on a wire rack.