Let cool 10 minutes then carefully lift with spatula to cake racks to cool. Store in air tight container with wax paper between layers.
Cookies keep well.
Make thumbprint indentation in some balls and fill with a tiny bit of jam, jelly or marmalade. Dip some balls in slightly beaten egg white and roll in finely chopped walnuts. Bake as they are or make an indentation in top and spoon in a little jam or marmalade. Dip some balls in egg white and roll in desiccated coconut. Bake as they are or make an indentation and spoon in a little jam, jelly or marmalade.