Are the Prosperity Burgers spicy? January 25, 2024 00:00 Updated Yes, the Prosperity burgers contain black pepper sauce. Related articles What allergens are present in the Prosperity Chicken and Beef Burger? What is the Prosperity Burger? I would like to change my fries in my meal to Prosperity Twister Fries. Is it possible? Are the Prosperity Twister Fries suitable for vegetarians? You already charge a delivery fee. Why are McDelivery menu items priced higher compared to when purchasing in store?