instruction:
In this task the focus is on physical knowledge about the world. Given the provided goal task in the input, describe a process that would lead to the asked outcome. This process often involves physical motions with objects, such as moving them, arranging them in a certain way, mixing them, shaking them, etc. 
question:
how to clean your shower head
answer:
fill a sandwich bag with white vinegar and fix it to your shower head with rubber bands, leaving it to soak overnight


question:
To soften the butter needed for the cookie cats
answer:
place it in the microwave for 20 seconds


question:
What kind of sugar can you use to make royal icing?
answer:

You can use powdered sugar to make royal icing. Make sure to sift the sugar first to remove the clumps.