1. Step
Preheat air fryer to 350°F for 5 minutes. Combine ground beef, ground pork, egg, panko, onion, parsley, Worcestershire, garlic, salt, pepper and 3 tablespoons ketchup in a large bowl; mix until well combined. Divide the mixture in half and form each half into a loaf (3-by-6-by-1 1/2 inches).