Alex Mom's Stuffed Cabbage

材料

1 head Savoy cabbage

1 pound ground beef

1 small to medium onion, chopped small

2 tablespoons olive oil

1 carrot, shredded

1 celery stalk, thinly sliced

1 parsnip, shredded

1/2 cup uncooked white rice

1 to 2 tablespoons tomato paste

3 to 4 cups of your favorite simple tomato sauce, tomato juice or V8