4 medium cucumbers — cut into slices
1 small onion — thinly sliced
8 ounces sour cream
2 tablespoons red wine vinegar
2 teaspoons sugar
1/4 teaspoon salt
1/4 teaspoon black pepper
In a large bowl, combine sour cream, vinegar, sugar, salt & pepper.
Add cucumber and onion slices; gently mix together.
Cover; refrigerate for at least 2 hours before serving.