Vegetable Feijoada

700g sweet potatoes peeled and cubed

1 green pepper cut into 8

1 red pepper cut into 8

1 red onion peeled and cut into 8

For spice:

1 onion diced

3 cloves garlic crushed

2 tsp smoked paprika

1 heaped tsp ground coriander

3-4 sprigs fresh thyme

2 tbs tomato puree

2 x 400g tins black beans drained

500ml vegetable stock

For flavour/salsa:

100g baby plum tomatoes

150g roasted red pepper from a jar

½ red onion finely diced

1 green chilli chopped

Juice 1 lime

30ml olive oil

2 tbs coriander chopped

Sour cream for serving