Clean, halve and wash the peppers, removing the seeds. Cut the bell peppers into cubes. Peel, clean and dice the carrots. Wash the chili. Peel and finely chop ginger. Peel onions and garlic, dice finely.
Heat the oil in a large pot. Sauté onions, ginger, garlic and chilli in it for about 2 minutes. Sprinkle with sugar and let it caramelize slightly. Add paprika, carrots and lentils, fry for about 2 minutes and stir in curry paste. Add tomatoes, add stock, season with salt, pepper, cumin and coriander. Bring to the boil and simmer for 15-20 minutes.
Pour the chickpeas and kidney beans into a sieve, rinse and drain. Add them to the chilli stew about 5 minutes before the end of the cooking time. Season chili and sprinkle with pepper.