Provide advice on how to accomplish the following goal. Give ONLY the advice, no other words or explanation.
For example:

Answer: <advice, as short as possible; a single sentence!>.

Goal: What do I do if filling gets stuck on the side of the blender when making pavlova cookies?
If filling gets stuck on the side of the blender, you can scrape it with a spatula.
Run blender under cold water to loosen filling before restarting.