1/2 cup mayonnaise
1/4 cup sour cream
1/4 tsp. garlic powder
1/4 tsp. pepper
1/8 tsp. Worcestershire sauce
1/4 cup buttermilk
4 oz. crumbled blue cheese

  • Combine all ingredients, stir well, and refrigerate.

Source: https://www.tasteofhome.com/recipes/buttermilk-blue-cheese-dressing/