ingredients2 tablespoons butter 1 yellow onion finely diced 2 cloves garlic, finely minced 2 stalks celery, diced 1/2 cup diced carrots (about 2 regular carrots or a handful of baby carrots) 3 cups chicken broth 2-3 potatoes, peeled and finely diced (i like to leave the peels on red potatoes, if using