by Marco Brughi on WordPress.org
Create a widget to set the reading of RSS. It works with both RSS and XML. Easy to install and set up, just enter the URL of the desired RSS.
Widget screenshot
This plugin create a widget to set the reading of RSS. It works with both RSS and XML. There are a few parameters to set up: Title = The title to display in your blog, RSS Feed = The URL of your selected RSS (work both rss or xml feed), Item to display = how many item display (from 1 to 5), show date = y/n, show summary = y/n.