
750g new potatoes, quartered
100g greek yoghurt or homemade mayonnaise
100g feta cheese, crumbled (optional)
30ml olive oil
15ml white wine vinegar
1 tsp dried dill or handful each of parsley and mint, finely chopped
1/2 tsp dijon mustard
freshly ground pepper
handful radishes or spring onion, finely chopped (optional)
1 tsp capers, finely chopped (optional)