In a bowl, break blue cheese into 1/2-inch chunks. Add buttermilk, mayonnaise, sour cream, red wine vinegar, and dry mustard; stir until blended. If making up to 4 days ahead, cover and chill; stir before using.
Nutritional analysis per tablespoon.
0 servings
* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.