Roasted Potato Salad Recipe

INGREDIENTS

• 2.5 lbs potatoes (I like a mixture of red potatoes and yukon gold)
• 1 medium yellow onion
• 2 celery stalks
• 1-2 tablespoons olive oil
• 1 tablespoon salt, divided
• 1/2 teaspoon pepper, divided
• 1- 1.5 cups unprocessed mayonnaise (I prefer making it from scratch the day before)
• 1/4 teaspoon celery salt
• 1/4 teaspoon paprika
• 1/4 teaspoon onion powder
• 1/8 teaspoon cumin
• 1/8 teaspoon garlic powder