Marinated Potato Salad - Master recipes

Ingredients

• 12 medium potatoes -
• 1-1/2 cups vegetable oil -
• 1/2 cup plus 2-1/2 teaspoons white vinegar, divided -
• 4-1/4 teaspoons sugar, divided -
• 1 teaspoon salt -
• 1/2 teaspoon paprika -
• 8 celery ribs, chopped -
• 2 medium onions, chopped -
• 8 radishes, sliced -
• 2 medium green peppers, chopped -
• 5 hard-boiled large eggs, chopped -
• 2-1/2 cups mayonnaise -
• 1 tablespoon milk -
• 1 tablespoon Dijon mustard -
• 1/2 teaspoon pepper -