1/2 cup mayonnaise commercial or Basic
1/2 cup sour cream
1 tablespoon tarragon vinegar
1/4 teaspoon dry mustard
1 garlic small, minced
1/4 cup green onions chopped
1/4 cup blue cheese crumbled Danish
In a small bowl, combine mayonnaise, sour cream, vinegar, mustard and garlic; blend until smooth. Stir in green onions and cheese. Cover and chill.