MomAdvice had a great article awhile back. It was so great I bookmarked it and have been trying to slowly implement the tips. You can read the article here.
This week I finally had some wiggle room in my grocery budget and when I found non-fat powdered milk at Aldi for less then $5 I decided to give it a try. I'll be using this in pancakes coming up. I'll let you know if anyone can tell.