Blue (bleu) Cheese Dressing for Dummies from Food.com: Finally! I found out how to make a wonderful bleu cheese dressing at home. I've tried so many, with all kinds of ingredients, but none of them came out wonderful until this one! And it's so simple, anyone can make it and feel like a real gor-may type chef! I usually use light (not the non-fat)mayo and sour cream and it's incredibly rich.