
Air fryers are becoming ever more popular because they are so cheap to run. Despite the misleading name, air fryers are actually mini convection ovens and perfect for baking small quantities.

225 grams self-raising flour
150 grams mature cheddar, grated
55 grams butter
120 ml milk
1½ tsp mustard powder
1 tsp baking powder
half a tsp cayenne pepper
half a tsp salt