Often, the oven temperature dial simply needs to be adjusted ... the problem could be with a faulty heating element, thermostat sensor, or another component that needs replacing.

If this is the case, try compensating by setting the oven 25 degrees higher than your recipe calls for to cook at the correct temperature. Check the temperature sensor. Both gas and electric ovens ...

For instance, a dirty oven with a blocked vent, faulty heating elements, and a disoriented temperature sensor can cause your ...