Add quartered potatoes to a medium saucepan with cold water. Add salt. Boil until tender, about 15 minutes depending upon the size of potatoes. Drain and let cool.
Chop potatoes into bite-sized pieces and add to a bowl.
Pour dressing over the potatoes. Mix well. Add salt and pepper to taste.
Top with chopped green onion.
Video
Notes
This salad will last 4-5 days in an airtight container in the fridge.