How to make something completely is the best example of procedure text. As we all know that a procedure text is instructing, showing the steps of making completely something. This kind of text in English is commonly organized in imperative sentences. Bellow is another example of procedure text.

Making Ice Cream without Machine
First of all. prepare your ice cream mixture, then chill it over an ice bath.
Then, pour your custard mixture in a deep baking dish and put in the freezer.
After forty-five minutes, remove it from the freezer and stir it vigorously with a spatula or whisk.
Continue to check the mixture every 30 minutes, stirring vigorously as it’s freezing.
Keep checking periodically and stirring until the ice cream is frozen.
The last step, transfer the ice cream to a covered storage container until ready to serve.

Note: this example of procedure text instructing how to make ice cream is simplified from: www.davidlebovitz.com/2007/07/making-ice-crea-1/