Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
     1/4   cup          Plain Low Fat Yogurt
   2       tbs          Low Cal. Mayonnaise
     1/4   tsp          Onion Powder
   4       small           Tomatoes, Halved Crosswise
                        Lettuce Leaves
   1       tbs          + 1 t. Black Caviar,
                        Rinsed And Drained

Preparation:

1. Combine yogurt, mayonnaise and onion powder in small bowl. 2. Mix well, cover and chill for at least one hour. 3. Arrange tomato halves on lettuce lined plates and top each with 1 t. yogurt mixture and 1/2 t. caviar.