INGREDIENTS
1/3 cup
olive oil
1 cup
chopped onion
1 cup
diced carrots
1 cup
diced celery
1/2 cup
great northern beans, soaked
1
bay leaf
Sprig of thyme
4 cups
beef stock
Rind of a piece of Parmesan cheese-optional
2 cups
Italian canned tomatoes and their juice
Salt and pepper
2 cups
diced potatoes
2 cups
zucchini, diced
2 cups
shredded savoy cabbage
1 cup
small pasta shells
Pesto, for serving