What is the best way to determine if meat is fully cooked?

Chef's answer
The USDA Food Safety Inspection Service states that the only way to accurately measure if a product is cooked to a safe temperature is to use a food thermometer.
Frequently asked Questions 🎓
Here are four ways to put a meat thermometer to work. Check the water temperature for poached eggs. ... Measure your refrigerator's temperature. (Put the thermometer into any liquid, like milk.
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