I have done this but think Bonnie Hunts pattern is much easier. I have done both and did the Bonnie Hunt pattern several times. I did the QD pattern at Quilt in a Day.
http://www.quiltville.com/delmts.shtml
It is free and online
Oh if you do the later pattern press all the seams of the mountains open if you plan to bud mountains up like they show on the cover quilt picture.