Old-Fashioned Potato Salad

Ingredients

• 6 medium Potatoes peeled (2 pounds)
• 1 1/2 cups Mayonnaise or salad dressing
• 1 tablespoon White or Cider Vinegar
• 1 tablespoon Yellow Mustard
• 1 teaspoon Salt
• 1/4 teaspoon Ground Black Pepper
• 1/2 cup Medium Onion chopped
• 1 cup Medium celery stalks chopped
• 4 Eggs; hard-boiled chopped