This Japanese-style potato salad recipe is easy to make and healthy. It's top 9 allergen free, perfect for sharing at picnics and potlucks.
Pour 2 cups water into a small saucepan (2 quart) with a lid and bring to a boil on medium heat. Add the potatoes and the remaining 1/4 teaspoon salt, and boil on low-medium heat for 15-17 minutes until nearly soft. Add the sliced carrots and cook for 2 more minutes. Drain the liquid and add the potatoes and carrots to the cucumber bowl.
Add the chopped scallion, rice vinegar, sugar, and black pepper to the bowl and gently use a spoon to combine all the ingredients. Use the spoon to break up some of the large pieces of potatoes into bite-sized pieces. Cover and refrigerate until ready to serve.