Bring the stock to the boil, stir in the sweetcorn, reduce the heat, simmer over a low heat for approx. 4 mins., stirring constantly to form a thick puree.
Heat the oil in a frying pan. Stir fry the sausage, add the sweetcorn and pepper, continue to stir fry for approx. 5 mins. Mix in the polenta, continue to cook for approx. 2 mins. Stir in the parsley.