“#radiationday with my mom,” she wrote. “Came home and whipped her up some homemade tomato soup cause cooking relaxes me. I think she liked it.”
Doherty, 45, began her first day of radiation on Monday and called the experience “frightening” on social media.
“Something about not being able to see the laser, see the treatment and having this machine moving around you just scares me,” the 90210 alum admitted.
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“She is so strong, and my mom is like a steel magnolia,” she said. “She is a Southern girl, and she puts on this very strong face with me. She is constantly looking stuff up and, you know, she will force-feed me Gatorade chips.”