1–2 tbsp finely chopped soft herbs, such as parsley, mint or dill (optional)
½ lemon, juice only (alternatively use ½ tbsp white wine vinegar or cider vinegar)
500g/1lb 2oz new potatoes/salad potatoes
2 spring onions, trimmed and finely sliced (some green tops reserved for garnish)
2 tbsp mayonnaise (any sort)
1 tsp wholegrain mustard or other mild mustard (optional)
salt and freshly ground black pepper
1 tsp runny honey or maple syrup
2 tbsp olive oil (extra virgin if possible)