In the original recipe, the fish fillet should be boiled for 10-12 minutes, then cooled. So, we disassemble the fish prepared in any way into small pieces, remove the bones and skin.
Potatoes are boiled in a uniform, cooled, cut into small cubes. Tomatoes are cut into four parts, onions are chopped finely. Boil the beans in salted water until tender.
In a salad bowl, combine the ingredients, salt, pour olive oil, mix.