@linmarie, I tried the link, and it looks like the USD has redesigned their page. I found these sections that provide excellent food safety guidelines.

This has a section especially for transplant patients, however the entire brochure is an easy read, and I recommend any transplant recipient to look at the entire booklet.
Food Safety A Need-to-Know for Those at Risk
https://www.fsis.usda.gov/sites/default/files/media_file/2021-04/at-risk-booklet.pdfFood Handling and Preparation

For Safe food handling
https://www.fsis.usda.gov/food-safety/safe-food-handling-and-preparation