Create a blog. (new page, blog type)
When the blog is published, it will create a unique URL that is used to link to that blog: [website url]/[blog name]
To create a link for an RSS Feed of that blog, add '?_format=feed' to the end of the blog URL: [website url]/[blog name]?_format=feed
Edit the page where you want the Digest list to display or create a new page.
Place your cursor at the beginning of the section where you want the RSS list.