YIELD: 4 to 6 servings | PREP TIME: 20 minutes | STOVETOP: 55 minutes | SLOW COOKER: 8 to 10 hours • 1 large onion, diced • 3 celery ribs, diced • 3 large carrots, diced • 2 medium parsnips, peeled and diced • 6 cloves garlic, unpeeled • 2 tablespoons extra-virgin...
