Soak the salt cod overnight, changing the water at least once. Then drain the salt cod, place it in a dish and cover with boiling water from a kettle. Leave it for 15 minutes to rehydrate and cool. Strain the fish and set aside without flaking it. This keeps the fritters lighter.
Peel and dice the onion. Finely chop the spring onions and the chilli peppers, leaving the seeds in if you l