Ingredients
- 2 tablespoons of olive oil
- 2 tablespoons unsalted butter
- 1 medium onion, diced
- 1 large celery rib, cut into 1/4 inch dice
- 2 leeks, white part only, thoroughly washed and thinly sliced
- 1 large tomato cored and cut into 1/4 inch dice
- 2 small zucchini, cut into 1/4 inch dice
- A small wedge of green or Savoy cabbage coarsely chopped
- 1 medium potato, peeled and cut into 1/4 inch dice
- 1 medium carrot peeled and cut into 1/4 inch dice
- 1 bay leave
- Salt
- Freshly ground petter
- 2 quarts boiling water or chicken stock
- 1/3 cup tomato sauce
- Freshly grated Parmesan cheese
Recipe copyright
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