- 1 cup flour
- 50g butter
- 1 small onion, finely chopped
- 1 teaspoon baking powder
- Salt and freshly ground black pepper
- 1 cup mashed potato
- 1 egg
- Preheat oven to 170C.
- Mix together flour, potato, baking powder, melted butter and beaten egg.
- Roll out on a lightly floured board and cover with the whitebait.
- Sprinkle with the chopped onion and seasonings.
- Roll up and bake for an hour.
Serve sliced either hot or cold.