Ingredients:

3/4 Plain Nonfat Yogurt
1/4 Low-Fat Mayonnaise
1 Cider Vinegar
2 Dijon Mustard
1/4 Black Pepper
1/4 Dried Thyme Leaves
1 Green Onion

Directions:

Into small bowl, measure all ingredients.
Mix with wire whisk or fork until blended.
Cover and refrigerate.
Stir before using.