Peel the onion, chop it finely and sauté in the hot butter until translucent. Clean the peppers and cut into eighths. Pour the onion with the vegetable stock and heat it, add the bell pepper and let simmer for about 4 minutes. Then puree and strain through a sieve. Pour the cream and white wine into the paprika puree and season with rose paprika, Tabasco, salt and pepper.