1. Before doing this recipe, you must first soak the cod for 24 to 48 hours, changing the water 3-4 times during that period.
2. Boil the cod for about 20 minutes, remove bone and de-flake it.
3. Shred the cod with your hands into small pieces.
4. Mix the cornflour with the egg yolks in a bowl.
5. Add the lemon juice, chopped parsley, and the stiffly beaten egg whites.
6. Add the cod  to the batter, mix well and mold/form into small cakes.
7. Fry in olive oil in a saucepan on high heat until they are golden.

Adapted from a Recipe by: easyportugueserecipes.com