Wash the potatoes thoroughly and peel them.
Boil the potatoes in boiling water until tender.
Mash the boiled potatoes through a sieve.
Slice the cucumber and carrot thinly.
Chop the boiled eggs finely.
Add cucumber, carrot, and eggs to the mashed potatoes.
Season with mayonnaise, salt, and pepper.
Mix all the ingredients evenly to finish.