Never have done it, have read some where that you can (might have been Sweet Marias?).
From memory of where I read:
Some ovens may not get quite hot enough.
Use a tray with holes drill in it (so the heat is more even)
Apparently produces an uneven roast.
Be good to hear from someone who has tried!
edit Sweet Marias linkhttp://www.sweetmarias.com/ovenmethod.php