Step 1 of 8

Preheat the air fryer to 185°C / 370°F and add a tablespoon of water to the drawer under the basket.

Cook for

03:00

Ingredients for 6 servings 7

• 750 g beef mince
• 1½ tsp fine salt
• ¾ tsp black pepper
• 1½ tsp onion powder
• 6 slices cheddar or American cheese
• 6 burger buns
• 1½ tbsp water