Little Finger Biscuits

Directions

1. 1
   Preheat the oven to 425 degrees.
2. 2
   Put the butter and mashed potato in a large bowl.
3. 3
   Sift the flour and salt into the bowl, then mix to a soft dough.
4. 4
   Knead the dough on a lightly floured surface for a few seconds, or until smooth.
5. 5
   Wrap in clear film and chill for 30 minutes.
6. 6
   Roll out the potato dough on a lightly floured surface until 1/3 inch thick.
7. 7
   Brush with beaten egg, then cut into strips 3/4 in x 3 inches Transfer to a greased baking sheet and sprinkle with caraway seeds.
8. 8
   Bake for 12 minutes, or until lightly browned.
9. 9
   Transfer to a wire rack and leave to cool.
10. 10
    Store in an airtight container.