Potato Salad

4 cups boiled potatoes, cubed
1/4 cup finely chopped onion
1/4 cup chopped green pepper, pimiento or parsley
1 to 2 cups diced raw vegetables (celery, cucumber, radish, etc.)
3 hard boiled eggs, chopped
1 cup salad dressing or mayonnaise
1/2 cup sweet or sour cream
2 tablespoons vinegar
2 tablespoons sugar
1 1/2 teaspoons salt
1/8 teaspoon black pepper
1/4 teaspoon paprika
1/4 teaspoon dry mustard

Combine potatoes, eggs and vegetables. Blend remaining ingredients and mix lightly with potato mixture. chill. Serves 6