Dice the aubergine, carefully core the bell pepper and chilli pepper. Peel, wash and dice the potatoes. Peel and finely chop the onions and garlic, cut the shallots into wedges.
Now pour in the vegetable stock, briefly bring to the boil and then cook the vegetables covered for about 10-15 minutes until the potatoes are soft. Dice the tomatoes and fold in the tomato paste, bring to the boil. The liquid should now be reduced as much as possible. Cover and let stand for a few more minutes, season with salt and pepper and serve sprinkled with parsley.