Methods for operating a cooking appliance

A method of operating a cooking appliance, the cooking appliance comprising a cabinet and a cooking chamber defined within the cabinet, the method comprising:

• receiving, with a controller, first sensor data from a first sensor, the first sensor data indicative of a fluid level of fluid within a food container relative to a second sensor at least partially submerged in the fluid, the food container configured for heating by the cooking appliance;
• measuring, with the controller, the fluid level within the food container relative to the second sensor based on the received first sensor data;
• determining, with the controller, whether the measured fluid level within the food container relative to the second sensor is outside of a selected fluid level range;
• and
• operating, with the controller, the cooking appliance based on determining whether the measured fluid level within the food container relative to the second sensor is outside of the selected fluid level range.