<?php
include_once(ABSPATH.WPINC.'/rss.php'); // path to include script
$feed = fetch_rss('http://www.turkpaylasim.com/cevahir/feed/'); // specify feed url
$items = array_slice($feed->items, 0, 10); // specify first and last item
?>
<?php if (!empty($items)) : ?>
<?php foreach ($items as $item) : ?>
<center><ul><li><a href="<?php echo $item['link']; ?>"><?php echo $item['title']; ?></a></li></ul></center>
<?php endforeach; ?>
<?php endif; ?>

ben yukarıdaki kod ile yapıyorum.