The invention relates to an automatic cooker which comprises a cooking bench, a conveyor belt, multiple pots, a hopper and pot covers. The two sides of the conveyor belt are provided with side plates; openings are formed in the portions, corresponding to the pots, of the side plates, and side wing grooves are formed in the openings; the lower ends of the side wing grooves are connected to the edges of pot openings of the pots in an abutting mode; a push plate and a first electric push rod for pushing the push plate towards the corresponding opening are arranged on the portion, corresponding to each opening, of the corresponding side plate, and stirring shovels are arranged in the centers of the pot covers. The automatic cooker has the advantages that automatic cooking can be achieved, multiple dishes can be independently cooked simultaneously, and not only can the cooking efficiency be improved, but also the single-pot single-dish delicious taste can be guaranteed; the whole process is automated, operation is easy and practical, both the adding quantity and the adding time of seasonings can be automatically controlled through programs, and the taste can be consistent.