Preheat oven to 400°.
Wash and slice your potatoes in half.
In a small bowl, combine olive oil, white wine vinegar, salt, and pepper. Whisk well.
In a larger bowl, toss the sliced potatoes with the olive oil and vinegar mixture.
Place them cut side down on the lined or greased baking tray.
Roast for 25-30 minutes, turning half way.
Once roasted, remove from the oven and toss them with the apple cider vinegar and additional ¼ salt. Serve hot and Enjoy!