Vegetable Soup with thyme

2 -3 tablespoons olive oil 1 medium onion , chopped 2 stalks celery , chopped (reserve the leaves) 1 green bell peppers or 1 red bell pepper , seeded and[...]

2 -3 tablespoons olive oil 1 medium onion , chopped 2 stalks celery , chopped (reserve the leaves) 1 green bell peppers or 1 red bell pepper , seeded and[...]

2 small leeks , white part only 1 large potato , peeled 1 small onion 2 stalks celery 1 medium zucchini 12 green beans 2 medium carrots , peeled 6 tablespoons[...]