auto CC to self

To: mutt-users <mutt-users@xxxxxxxx>
Subject: auto CC to self
From: "Chengqi(Lars) Song" <songcq@xxxxxxxxx>
Date: Mon, 1 Jun 2009 16:32:16 +0800
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Hi,

I want to CC every mail to my backup mailbox, say larsbackup@xxxxxxxxx, is it 
possible to configure that in mutt? Thanks.

Regards
Lars