Title: Bleu cheese dressing (the chart house)
 Categories: Sauces
      Yield: 12 Servings
 
    3/4 c  Sour cream
    1/2 ts Dry mustard
    1/2 ts Black pepper
    1/2 ts Salt; scant
    1/3 ts Garlic powder; scant
      1 ts Worchestershire sauce
  1 1/3 c  Mayonnaise
      8 oz Crumbled bleu cheese
 
  In a mixing bowl, combine first six ingredients and blend 2 minutes
  on low speed. Add the mayonnaise and blend for 1/2 minute at low
  speed, then two minutes at medium speed. Slowly add half the blue
  cheese and blend at low speed for no more than four minutes. Stir in
  remaining bleu cheese. Cover and refrigerate 24 hours.