Mixed sweet potatoes soup

Ingredients:

3 purple sweet potatoes
3 yellow sweet potatoes
10 red dates
some wolfberries
A few slices of ginger
Honey
3 litres of water


Methods:

Wash and peel the sweet potatoes
Cut into cubes
Bowl a big pot of water
Add all the ingredients in except the wolfberries and honey
Boil for about 30mins till the sweet potatoes had soften.
Serve with honey and wolfberries