How can a food service worker best avoid contaminating food?

Always keeping their hands clean and avoiding touching the food being served.

Explanation:

A food service employee should always strive for food preservation, preventing them from receiving microorganisms that can spoil them.

Foods can be contaminated by viruses, bacteria, fungi, worms and other individuals harmful to human health. Therefore, hygiene is fundamental for the prevention of diseases that can be transmitted through food. In addition, hygiene is crucial to ensure food preservation. For this reason, food service workers should always keep their hands clean, washing them frequently with detergent, and they should avoid touching the food to be served and always use utensils for it.