The invention proposes a food cooker and a related method of cooking starch containing food. The food cooker comprises a container configured to receive starch containing food and a first portion of water； a heating unit coupled with the container； and a controller electrically coupled to the heating unit and configured to control the heating unit to heat a mixture of the starch containing food and the first portion of water in the container to a first temperature to generate a heated mixture the first temperature being higher than 110°C and to cool down the heated mixture in the container to a second temperature to generate a cooled mixture when the mixture of the starch containing food and the first portion of water in the container has been heated to the first temperature； wherein the controller controls the repeated heating and cooling steps for a given number of cycles.
