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: To make butter icing.
First you need to put your butter into a bowl and and gradually add the icing sugar until all of it in mixed in. Now the mixture, so far, should look crumbly this is when you should add the water so that the icing will stick together. The icing will be done when it is a very pale yellow.
Beat butter with powdered sugar and milk until smooth.