I know the post is a tad old..but if you haven't made it yet, I recommend the above. I figured I would still help with this post since I had something I liked....and pretty soon this board is going to be filled up with 2-4 year old answers due to people not responding.
Anyways, the commercial product from Abita is pure crap if you ask me. I made the above kit prior to ever tasting a raspberry beer. Once I was drinking it, I wanted to compare it to a commercial product. What I made was easily 10x better.