Kefir Okroshka with Mineral Water

Boil the potatoes in their jackets, let them cool, peel, and dice.

Hard-boil the eggs, cool them in cold water, and dice.

Dice the cooked bologna and cucumber as well, and cut the radishes into cubes or half-moons.

Finely chop the green onions and dill, and combine all the ingredients in a large pot.

Whisk together the kefir, mineral water, and mustard.

Pour the liquid mixture over the okroshka, stir well, and season with salt to taste.