Method

• 1.
  Preheat the oven to 180°C.
• 2.
  In a food processor, whiz the butter, peanut butter and sugars until light.
• 3.
  Add the eggs and whiz again.
• 4.
  Sift in the flour and baking powder, stirring well, then fold in the peanuts. Drop heaped tablespoonfuls onto non-stick or baking paper-lined biscuit trays, allowing about 2cm for spreading.

• 5.
  Bake the cookies for 10 minutes or until lightly golden. Cool for 5 minutes on the trays before transferring to a wire rack to cool. When the cookies are cool, store in an airtight container.