This widget will let you display a list of the most recent posts in a single category in your sidebar.
Sure, WordPress has a widget for displaying your most recent posts, but what if you want to only display the posts from a single category in a widget, and not everything? This plugin Widget lets you set the title, category, and quantity of posts to display, then it kicks out a list of the most recent posts in that category.
widget_cat_posts.php
to the /wp-content/plugins/
directorywidgets
admin pageNope. Really.