Ww Potato Spinach Soup - cooking recipe

Ingredients

non-fat cooking spray
2 medium onions (diced finely)
3 small celery ribs (diced finely)
2 tablespoons cornflour
3 cups chicken stock or 3 cups vegetable stock
4 medium potatoes
1 cup frozen spinach
1/2 cup skim milk

Preparation

Spray the pan,and add the onions and celery.
Cover and cook on LOW until they are tender and almost lose colour.
Stir it occasionally.
Blend in the cornflour, add the potatos and stock. Stir constantly until boiling.
Simmer for 30 minutes.
Add spinach and stir until it is defrosted and heated in the soup.
Add the skim milk, heat through and serve.