1. Preheat oven to 180 °C (upper and lower heat). Wrap sweetpotatoes into aluminum foil and bake for 60-80 minutes. Take out the oven and remove the pulp with a spoon – 200g is needed.
2. Blend walnuts with 450 ml water very finely, then put through a sieve.
3. Peel mango, separate pulp and core, chop pulp. Squeeze lemons.
4. Blend everything again and season with lime juice and cinnamon.
Tip: cook sweetpotatoes the evening before.
Preparation time: 60 minutes + 4 hours baking time