Peel the carrot and swede chop into small pieces.
Boil the carrot and swede for 10-12 minutes, until soft.
Drain water and allow vegetables to cool.
Add 100ml breast milk, standard infant formula or a specialised low potassium, low phosphate feed (as advised by your dietitian).
Use a blender to whizz up to a purée consistency.
Add more breast milk, standard infant formula or the specialised low potassium, low phosphate feed if a thinner consistency required.
Add into ice cube trays and freeze.