01 - 
                Preheat air fryer according to packaging instructions. Cook frozen shoestring fries in a single layer until golden and crispy. Set aside.
              
              
              
                02 - 
                Heat a large skillet over medium-high heat. Add ground beef and diced onion, stirring frequently until beef is browned and onions are soft and translucent.
              
              
              
                03 - 
                Stir minced garlic into the beef mixture and cook for 30 seconds until fragrant. Sprinkle garlic powder, onion powder, salt, and black pepper. Combine thoroughly.
              
              
              
                04 - 
                Pour in cream of mushroom soup and cheddar cheese soup. Stir until mixture is completely blended and heated through.
              
              
              
                05 - 
                Spread the beef and soup mixture evenly in a 7 x 11-inch (18 x 28 cm) casserole dish. Top with a full layer of cooked fries.
              
              
              
                06 - 
                Scatter shredded cheddar cheese over the fries. Bake at 175°C for 10 to 15 minutes until cheese melts completely and casserole is bubbly.
              
              
              
                07 - 
                In a small bowl, whisk together mayonnaise, ketchup, mustard, pickle juice, dehydrated onions, and black pepper until smooth.
              
              
              
                08 - 
                Remove casserole from oven and let rest for 2 to 3 minutes. Drizzle burger sauce evenly over the top prior to serving. Portion generously and enjoy warm.