Goal and options: To ring out all the excess water from the cooked cauliflower
output answer: Put the cooked cauliflower rice in towel and squeeze all the excess water out

Goal and options: kitchen towel
output answer: can hurt someone's eye when rubbed on it

Goal and options: Create a spectrum of light using a prism
output answer:
Make a room with a window dark. In the shade of the window have a hole. Let sun light through the hole and into the prism. A rainbow will appear.