The widget is meant for anyone who wants to show the latest Apple news, rumors and/or reviews without actually having to write the articles. The widget can be configured to show only news & rumors, only reviews or both news & rumors and reviews. You will also be able to specify how many items you want to show, what the title should be and have full control of the list's formatting.
Upload the folder applelunch-rss to the /wp-content/plugins/ directory or search for Apple news in Plugins > Add new and click Install to the right of Apple - News, rumors & reviews
Activate the plugin through the Plugins menu in WordPress