1.Peel and grate onion.
2.Wash and grate potato, carrot
3.Combine mince, breadcrumbs, vegetables in a bowl, add eggs and mix until combined.
4.Roll small handfuls of the mixture into balls.
5.Heat a non-stick pan, spray lightly with oil and cook rissoles in batches, flattening slightly with a spatula as you put them in the pan.
6.Cook for 4 to 5 minutes on each side, until lightly browned and cooked through.