After the potatoes, carrots, and peas have cooked, let them cool a bit before adding them to a large bowl. Then, simply mix all the ingredients together in a large bowl, add the mayo, and season to taste with salt, pepper, and vinegar.
WHAT’S THE DIFFERENCE BETWEEN A SPANISH POTATO SALAD AND A RUSSIAN POTATO SALAD?
The main difference between these salads is that the Russian potato salad typically contains some type of meat. Most Spanish versions, and the Dominican Republic version specifically, usually don’t contain any meat.