Minestrone Soup
This soup is infinitely variable and adjustable. In fact, the only rule is that you can only make it the same way once.
1/4 cup olive oil
1 large onion
1/2 head green cabbage, cut up small
3 celery stalks or a celeriac
3 cloves garlic
Salt and pepper
Red pepper flakes
1 potato
2 carrots
28-oz can tomatoes, plus some tomato paste or dried tomatoes
2-4 cups cooked beans
1/4 cup dried basil
2 tbsp. dried oregano
pinch of fennel
2 bay leaves