Preheat your oven 220C / 425F / Gas 7

Line a large baking tray with baking paper and spray the paper liberally with fry light.

Peel your potatoes, and slice into approx 1.5cm chips

Half fill a large pan with water, salt well and bring too the boil 

Pop your chips in and parboil for 5 minutes only - no longer 

Remove and drain immediately using a sieve or colander

Place your chips in a single layer (that bit is important) on your paper lined baking sheet 

Spray your chips liberally with Fry Light . Use salt and pepper at this point if you fancy

Bake in your hot oven for 10 minutes 

Remove from the oven and turn your chips over - this is important to ensure even browning. 

Spray again and reign to the oven for a further 10 minutes 

Ensure your chips and golden and remove from the oven and serve immediately