This is the thread discussing the recipe :

http://forum.lowcarber.org/showthre...&threadid=14727

quark is discussed in the thread. Scroll down a few posts.

Whenever you have questions about a published recipe, click on the link above the title "discuss this recipe" and you'll be take to a thread on that particular dish, or you'll create a new one in the appropriate forum.

HTH
Nat