For a Mediterranean twist on a classic hamburger, try this recipe. In a food processor, blend sun-dried tomatoes, olives, and feta cheese until finely chopped. Mix the mixture with ground beef, breadcrumbs, onion, garlic, and seasonings. Shape the mixture into patties and cook in the air fryer until perfectly cooked. Serve on a bun with tzatziki sauce, lettuce, and tomato for a delicious Mediterranean-inspired burger.