Immune boosting soup

Immune boosting soup:

1 onion, peeled and chopped
1 garlic clove chopped
1 tbsp olive oil
1 slice of ginger peeled and chopped
1 carrot peeled and chopped
1 celery stick chopped
1 potato peeled and cubed
A handful of pot barley
1 ½ pint of vegetable stock
1 broccoli head broken into florets
1 handful ofchopped parsley
1 heaped tbsp hummus

Sauté the onion and garlic in olive oil until transparent
Add all the other ingredients except the broccoli, parsley and hummus, and stir well
Cover and simmer for 40 mins
Add the broccoli and cook for a further 5-10 mins
Just before serving, sprinkle over the parsley and stir in the hummus