You might find that airdrying first and then diffusing will create frizz.

I also plop in a t-shirt, it just seems like the longer I leave it up the more frizz I end up with. Don't get frustrated, it's hard to find what works for your curls...I'm still trying to figure it out too!
MY HAIR ALBUM
pw - jack

Going natural for the summer...just a dab of ArcAngell!