1. Add your light butter and diced onion to a frying pan over a medium heat until onion is softened.

2. Add your tomatoes, yoghurt, turmeric, smoked paprika, garam masala, salt and pepper.

3. Allow to cool and blend to create a smooth sauce.

4. Cook your FPFC in the air fryer to packet instructions.

5. Add your butter chicken sauce to a toasted burger bun, top with FPFC, sliced red onion, more sauce and garnish with coriander.