QUOTE(BroadwayFreak @ Jan 10 2008, 03:43 PM)

If fat and calories aren't an issue, add some mayo and margarine to the mashed potatoes.
Thanks BF! These were the best pareve mashed potatoes I've ever had, and my guest kept insisting they HAD to be milchig! I used reduced fat mayo to make it a little easier on the calories, but it was GREAT!