What is the best way to check the temperature of food?

Use an infra-red thermometer.
Use an oven thermometer.
Use a food thermometer
Use a refrigerator thermometer.

The best way to check the temperature of food is to use a food thermometer. This type of thermometer is specifically designed for measuring the internal temperature of food to ensure it is cooked or stored at the correct temperature to prevent foodborne illness. Using a food thermometer is the most accurate and reliable way to check the temperature of food.