Spaghetti al Tonno (Spaghetti with Tuna)

Heat the butter and oil in a saucepan. Break up the tuna and add, with its oil, to the saucepan. Cook gently for 3 minutes.

Add the stock and simmer for a further 5 minutes. Add the parsley and salt and pepper to taste.

Drain the spaghetti thoroughly and put into a warm dish.

Add the tuna sauce, toss well and server straight away.