yield: 3 cups

Ingredients:

1 medium onion, thickly sliced

3 garlic cloves

1 stalk of celery, with leaves, chopped

1 carrot, thickly sliced

a handful of cherry tomatoes (or one medium-sized regular tomato), halved

1/4 teaspoon dried thyme

1 teaspoon  salt

3 cups of water

A tiny pinch of saffron (optional)

optional and recommended: a few clean, dry, onion skins

Method:

Bring the above ingredients to a boil, then lower the flame to simmer the broth. Cook, covered, for 15 minutes.

Strain the liquid into a bowl and use.