Slow Cooker Butter Bean Minestrone from Hugh Acheson

Basil, lightly packed fresh leaves

Butter beans, dried

Carrot, large small

Celery stalk, small

Plum tomatoes, medium small

Sweet onions, medium small

Zucchini, small small

Vegetable or chicken broth, low-sodium

Black pepper, freshly ground

Fennel seeds, freshly ground

Olive oil, extra-virgin

Olive oil

Pistachios, roasted unsalted

Parmigiano-reggiano cheese, grated