Potato wash brush. Pour boiling water, add salt and boil until cooked, about 20 min. Pat Dry. Leave small potatoes as is,those that are larger, cut them into halves or quarters.
For the filling, mix the vinegar with salt, olive oil and spices. Pour over warm potatoes and mix.
Cut onions into very thin rings or half rings. Chop the greens. Olive remove the bones. Mix potatoes, olives, herbs and onion and serve the salad warm or cold.