A cooking apparatus of the disclosure includes a heat source configured to provide heat into a cooking chamber. The cooking apparatus also includes a communication interface configured to receive recipe data including first output information of a reference cooking apparatus from a server. The cooking apparatus further includes a memory configured to store second output information of the cooking apparatus. Additionally, the cooking apparatus includes a processor configured to change an operation setting of the heat source included in the recipe data based on a difference between the first output information and the second output information.