Place the washed potatoes in a saucepan and cover with water. Cook until done, about 25-30 minutes. Then cool and peel.
Boil the eggs according to the classic scheme - 10 minutes of cooking after the water boils. Then drain the water from the pan and pour cold water over the eggs so that they cool.
Cut the radish into small cubes.
Chop the cucumber into the same cubes.
Chop the herbs finely.
Chop the boiled potatoes into small cubes.
Peel the chicken eggs and cut into small cubes.
Also chop the boiled poultry into cubes.
Place all the chopped ingredients in a large container and mix. The okroshka base is ready. All that's left is to pour kvass over it before serving and add a dressing such as sour cream or mayonnaise.