Kholodnyi Zeleny Borshch (холодний зелений борщ, cold green sorrel borshch)

The first spoonful should make your jaw tighten a little. That is the sorrel doing its work, bright and lemony without a lemon in sight, turning a plain broth into something green, cold, and very awake. Add egg, dill, cucumber, smetana, and suddenly the bowl feels like shade after a hot road.

This is the summer cousin of green borshch, served chilled when the garden is too loud and the stove feels like a punishment. Around Kharkiv villages, you'll see it with salty herring on the side, and that makes sense: cold tart soup, oily fish, boiled potato, dill everywhere. It is not delicate. It is lunch with its sleeves rolled up.

The one thing that decides it is the zasmazhka, the slow-sweated onion and carrot. Add it near the end so its sweetness sits brightly on the broth instead of flattening into the stock. Aunt Nadia would have written, "until the smell changes," which means the raw onion smell has gone, the carrot has softened, and the oil has turned gold. You'll know.

Make a big pot. Cold borshch is kinder the next day, when the sorrel has settled, the dill has spoken to everybody, and the boiled eggs are waiting in the fridge like they knew guests were coming.