Sort the blackcurrants out, then rinse, drain and mash them. Put the mashed blackcurrants on cheesecloth or thick fabric and squeeze the juice.
Pour water into the casserole. Add the sugar and stir it with a spoon. Put the casserole over heat and bring it to the boil. Occasionally remove the white foam produced during the cooking. Cook it until it is dense.
Combine the blackcurrants juice with sugar syrup, bring back to the boil and then set aside from heat. Add the vodka and stir it properly.
Put the casserole over low heat; cook it stirring permanently until the drink is dense. Don’t bring it to the boil. Then cool the spotykach, pour it in bottles and store in a cold place.