Bill s Blue Cheese Dressing

¾ cup sour cream

1 ⅓ cups mayonnaise

1 teaspoon Worcestershire sauce

½ teaspoon dry mustard

½ teaspoon garlic powder

½ teaspoon salt

½ teaspoon ground black pepper

4 ounces blue cheese, crumbled

In a large bowl, whisk together the sour cream, mayonnaise and Worcestershire sauce. Season with mustard, garlic powder, salt and pepper. Stir in blue cheese. Cover, and refrigerate for 24 hours before serving.