I did the new world recipe found here (post #21): Belgian Dark Strong Ale - Westvleteren 12 Clone - Multiple Award Winner
For this brew I was using my new grain mill for the first time, so I ended up overshooting my OG at 1.096. I Also ended up with about 6.5 gallons. Adding 3 lbs of d-180...
I followed CSI recipe linked. Mine didn't turn out very well and had some fusel alcohol. If you want to make the recipe make sure you read all the way through both threads linked above. The one posted by CSI is built from the one posted by Saq.
It's an expensive and rather difficult recipe, so...