Cut the beet tops and sorrel, put in a saucepan, pour about 2 cups of cold water, bring to a boil and cook for 5-7 minutes.
Peel and grate the cucumber on a coarse grater, mix with onion and dill.
In this heat, we will definitely need ice – for sure, and do you always have it in stock? Sorrel and beet tops are thrown back, we rub it with a pestle and add it to all other products.
Pour the okroshka with kvass, mix everything.
Cut the fish into small pieces, put it in a plate with okroshka. Ready.