Cut biscuits in half. Roll each half into pencil-thin stick, about 10 cm lon g. Brush with milk. In shallow pan mix together rice cereal, sesame seeds, dil l weed, celery seed and salt. Roll sticks in mixture. Bake on greased baking sh eet at 230ºC or 5 minutes. Freeze.
To serve: Defrost and bake at 230ºC or 5 minutes, until golden.