Pre-boil the chicken breast fillet. Then cool the breast in the refrigerator.
Cut the onion into small cubes, add 2 tablespoons of vegetable oil and onion to the pan.
Mushrooms (3 pcs.) cut into cubes, add to the onion. Simmer the onion and mushrooms over low heat until the onion becomes transparent.
Canned pineapples (340 gr.) cut into cubes.
Add the chopped pineapples, stewed onions and mushrooms to the bowl, pre-drain the oil in which the onions and mushrooms were stewed, it is not necessary in the salad. Then add the canned beans (3 tablespoons).
Remove the chicken fillet from the refrigerator and cut it into small cubes.
Mix all the salad ingredients, add chopped walnuts (2 tablespoons).
Add salt to the salad to taste. Put the salad in the refrigerator for 20-30 minutes. Then season with mayonnaise.