Jamie Oliver's creamy mushroom soup Ingredients 600g mixed mushrooms One onion Two sticks of celery Three cloves of garlic A few sprigs of fresh flat-leaf parsley A few sprigs of fresh thyme ...
If you fail to factor that in, you might end up with mushroom soup that's far more watery than you wanted. Luckily, there are many easy ways to thicken up your mushroom soup with everyday ...