For a Mediterranean twist on the classic hamburger, try this air fryer recipe. Season your ground beef patties with a mixture of dried oregano, garlic powder, salt, and pepper. Cook the patties in the air fryer until they are cooked to your liking. Top each patty with crumbled feta cheese, sliced tomatoes, red onions, and a drizzle of tzatziki sauce. Serve on a toasted bun for a fresh and flavorful burger that will transport you to the Mediterranean.