A method and apparatus for continuous cooking of a pumpable food product including a process chamber 20 having an inlet end 22 and an inlet port 24 for introducing food product 12 into the chamber, an outlet end 26 and an outlet port 28 for the discharge of the cooked food product 14, and a central portion between the two ends with a plurality of steam inlets 32 arrayed along the walls of the central portion; inside the chamber at least two non-conveying agitator 80 with arms 86 depending for mixing and kneading food product; a drive means 90 for the agitators; a loading device 102 to feed a pump 100 that introduces food to the cooking chamber and provides the motivation to discharge the cooked food product through the outlet; and a controller 110 that monitors and controls the inlet pump, the steam inlet valves and the agitator speed and direction which all impact the quality characteristics of the cooked food product.