Bolivian Bean and Sweet Potato Bake
- Heat the oil in a large saucepan and cook onion, peppers and celery for 8 minutes; stir in the next 9 ingredients (or in other words, everything except the topping ingredients) and simmer for 25 minutes; spoon the mixture into a large oven proof dish.
- Preheat the oven to 375°F / 190°C /gas mark 5.
- Drain off 4 tbsp water from the sweetcorn, then whiz the rest of the contents of the tin in a blender; place pureed sweetcorn in a saucepan, add polenta and stir and simmer to thicken.
- Allow to sweetcorn mix to cool then beat in the egg; spread the mix over the filling and sprinkle over with paprika, sugar and salt.
- Bake for 35 minutes.