I don’t think there’s a widget that you can embed using an iframe or JS to do this, so you do need to use the Graph API. I did find a tutorial out there for doing this using PHP, along with a lengthy discussion of the details:
If you can’t use PHP for some reason you may also be able to do it with JavaScript, but you’ll need to use JSONP to avoid cross domain scripting issues. The Graph API does support JSONP, and there’s more details on that here:
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