Preheat airy fryer to 160 degrees Celsius

Line baking tin with baking paper, add a little oil of needed

Mash banana and mix with egg, it doesn't have to be fully mashed, keep some lumps of banana for added texture

Add and mix in sugar, oil and milk/cream + water

Add and mix flour and baking soda until just combined, don't over mix.

Pour mixture in baking tin and put into air fryer at 160 degrees Celsius for 25-35 minutes. Check around 25 minutes to see if cooked, use a something to poke through to see if mixture is still sticky, if so keep cooking untill nothing sticks