Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
     1/4           cup  reduced-fat sour cream
     1/3           cup  fat-free or reduced-fat plain yogurt
  1 1/2    tablespoons  tarragon or white wine vinegar
  1 1/2      teaspoons  sugar
     1/2      teaspoon  salt -- (optional)
     1/8      teaspoon  ground black pepper
  3              large  cucumbers -- thinly sliced
  1             medium  vidalia or other sweet onion -- thinly sliced

Preparation:

In a small bowl, whisk together the sour cream, yogurt, vinegar, sugar, salt (if using) and pepper. In a medium bowl, combine the cucumbers and onions. Add the dressing and toss to coat well. Cover and chill in the refrigerator for at least 15 minutes to blend all the flavors.

Nutritional Information:

36 Calories (kcal); trace Total Fat; (6% calories from fat); 2g Protein; 8g Carbohydrate; 0mg Cholesterol; 271mg Sodium