Bruschetta With Potatoes, Mackerel And Onion

Preparation:

Preparation: Cut the onions into thin slices and leave them to rest in water for at least an hour. Boil the potatoes in salted water and cut them into rather small pieces. Add the well-drained onions to the potatoes and the drained and chopped mackerel. Dress the salad with the oil, salt and oregano. Toast the bread and arrange the salad on top.