Marinated Mackerel Fillets

Recipe second for 4 people based on Mackerel.

Preparation:

Preparation: Clean 1000 g of medium-sized mackerel without washing them. Cover them with plenty of salt and 1 teaspoon of sugar. Wrap them in aluminum foil and let them rest for 2 days in the refrigerator. Then wash them, dry them, fillet them and arrange them on a plate with raw onion slices and white peppercorns. Pour over 1 glass of white wine vinegar, boiled for a few minutes with 3 bay leaves. Leave to rest for 24 hours and serve with boiled potatoes.