Abstract: In order to cook a portion or batch of spaghetti rapidly the spaghetti is inserted into a first pre-cooking chamber under pressure, a second chamber cascade connected to the first chamber for completing the cooking process, a stirrer for agitating the "pasta" in the second chamber and microprocessor control means for regulating the residual cooking water left with the cooked "pasta" and for generating the heat for the pre-heating stage and for hydraulic control of inlet and outlet valves in the cooking chamber.