Peel the potatoes beforehand
Thinly slice the potatoes
Mix 3-4 Tbsp white vinegar with 2 Tbsp sea salt flakes
Add ½ cup white vinegar to boiling water with the potatoes
For air fry method: Air fry potatoes at 200°C (400°F) for 10 minutes, flipping halfway through
For microwave method: Place thinly sliced potatoes on plate with baking paper, lightly spray with cooking oil, microwave for 8-10 minutes, flipping halfway through
Toss cooked potatoes with salt and vinegar mixture
