Cookbooks are collections of recipes, and contain each step of instructions. As we already have Knife installed on our machine, let's create a basic folder schema for a cookbook. Our goal is to develop a recipe that will install PHP, MySQL, Apache2, and WordPress.

The name of our cookbook is wpblog:

$ knife cookbook create wpblog

By default, the preceding command will generate the cookbook structure in the /var/chef folder. In case of any other folder path, use the -o flag.

$ knife cookbook create wpblog -o <cookbooks_folder_path>

The preceding command will yield an output as shown in the following screenshot:

Now that we have successfully created a folder structure of a cookbook, let's take a look at it and add some files to get started.

The folder structure of wpblog will look like the following screenshot:

As our folder structure is already created, let's create a default recipe using the following steps to execute and create Vagrant box to test our...