Okroshak (Cold Russian soup) Serves: 4-6 Ingredients 250g ham, diced 3 medium waxy potatoes, cooked, peeled and diced 1 cucumber, finely diced 3 tbsp fresh dill, chopped 80g spring onions, chopped 80g radishes, finely chopped 2 litres cold water 80ml soured cream 2½ tbsp vinegar 2½ tsp salt 3 hard-boiled eggs, cut into quarters freshly