Combine tomatoes, cucumber and onion in a medium bowl.
In a small bowl, combine sour cream, salt and white pepper.
Stir sour cream mixture into tomato mixture until vegetables
are evenly coated. Cover and refrigerate until ready to serve.
Makes 4 to 6 servings.

Another Sauce To Make
Combine 1/2 cup milk with about 1/4 cup vinegar,
3/4 cup sugar, and 1 cup mayonaisse, salt and pepper.
Blend well and pour over tomatoes and cucumbers.
Omit the onion.