This soup would have reminded Molly of the warmth and sustenance she yearned for during her years in the countryside, offering a sense of home and belonging.
Heat olive oil in a large pot over medium heat.
Add onion, carrots, and celery, sauté until softened.
Pour in vegetable broth and bring to a boil.
Add potatoes and peas, reduce heat and simmer for 20 minutes.
Season with salt and pepper to taste.