Potato Salad Serves 6 to 8 Combine in large bowl: 4 cups cubed peeled potatoes, cooked or left over baked potatoes 3 hard cooked eggs, peeled and chopped 2 celery ribs, thinly sliced ¼ cup green onions, diced Dressing: Combine and pour over potato mixture, tossing to coat. ½ cup sour cream ½ cup mayonnaise 2 tablespoons vinegar 2 tablespoons sugar 1 teaspoon prepared mustard 1 teaspoon salt 1 teaspoon pepper Refrigerate at least 1 hour before serving.