Soup needs background and that comes from good, rich and well flavoured stock.
Here are some options. At the top is chicken stock. Scroll down for vegetable(vegan) stock.
From there you can sub the ingredients as you wish.
For chicken stock, buy the largest and best chicken you can afford (at least free-range).
Wash and place in a large, heavy based stock pot along with 2 peeled and quartered onions; 1 large carrot cut into chunks; 4 whole unpeeled cloves garlic; 4 stalks roughly chopped celery; 1 tsp whole black peppercorns; 4 bay leaves; a couple of strips lemon peel and enough water to cover... next page