Combine the flour, egg, salt if you want to, with the milk to how thick or runny you like your batter. Let sit for half and hour.

Add leftover chopped meat, any veg, onion and qhatever spices, curry etc you feel like.

Fry in a pan til set and drain on a paper towel.

Every batch can be different, think up some ideas you can combine. Here's Steph's - Add a small tim of corn, peas and left over baked veg cut up small.