Okroshka with Potatoes, Eggs, and Cucumber

Instructions

1. 1
   Boil the potatoes until tender, about 20 minutes, then cool and dice them.
2. 2
   Boil the eggs for 10 minutes, cool them, and chop them.
3. 3
   Dice the cucumbers. Chop the dill and scallions finely.
4. 4
   Add the potatoes, eggs, cucumbers, and greens to a large bowl.
5. 5
   Pour in the whey or kefir until the mixture loosens into a light soup, adding more to reach your preferred consistency.
6. 6
   Stir in the sour cream and season with salt.
7. 7
   Chill before serving.