Cod With German Onions

Preparation:

Preparation: Wash and dry the fillets, put them in a bowl and sprinkle them with the lemon juice and a little salt. Finely chop the onion and the white part of the leeks and brown them lightly in 1 saucepan with the oil. Add the fillets, pour the wine over them and let them cook for 15 minutes over medium heat, then sprinkle with the chopped parsley and serve immediately.