Andy's Favorite Potato Salad - Jazzy Vegetarian - Vegan and Delicious!

Ingredients

• 9 cups cubed red potatoes, cut into 1-inch pieces (peeling is optional)
• 5 medium carrots, peeled and diced
• 4 medium stalks celery, with leaves, diced
• 3/4 cup queen green olives with pimento, diced
• 6 tablespoons vegan mayonnaise, plus more as needed
• 3 tablespoons Dijon mustard, plus more as needed
• 1 teaspoon maple syrup
• 1 teaspoon dried parsley, or 1 tablespoon chopped fresh parsley
• 1/2 teaspoon dried basil, or 1½ tablespoons chopped fresh basil
• 1/4 teaspoon sea salt, plus more as needed
• Freshly ground black pepper, to taste