Instructions

  1. Preheat oven to 425 degrees F (220 degrees C).
  2. Line a baking sheet with parchment paper.
  3. Sift the flour, cream of tartar, baking soda and salt into a bowl.
  4. Rub in the butter until the mixture resembles fine breadcrumbs.
  5. Stir in the sugar and enough milk to mix to soft dough.
  6. Turn onto a floured surface, knead lightly and roll out to a 3/4-inch thickness.
  7. Cut into 2-inch rounds and place on the prepared baking sheet.
  8. Brush with milk to glaze.
  9. Bake at 425 degrees F (220 degrees C) for 10 minutes then cool on a wire rack.
  10. Serve with butter or clotted cream and jam.