A machine for preparing pasta in single portions comprises dosing means for dosing the pasta and at least a raw material suitable for dressing the pasta, a series of cooking pots (2) including an upper part (8) of the series of pots (2) for pre steam cooking the raw material suitable for dressing the pasta, and a lower part (11) of the series of pots for the separate cooking of the pasta in boiling water and of the dressing in a saucepan (15), a mixing pan (30) and means for the transit of the cooked pasta and of the dressing from the series of cooking pots (2) to the mixing pan (30).