Yes, it does have benefits.
This makes them a great way to foster a culture of learning and knowledge sharing in your organization. It can make them more flexible, more responsive to changing business conditions, and better able to step in when others are absent. A lunch and learn session can also be a “safe” environment for people to develop their confidence in presenting. And finally, providing attendees with complimentary food is a way for your organization to show that it appreciates its people, and their hard work.
You can read more here: https://www.mindtools.com/pages/article/lunch-and-learn.htm
Besides if you do have any questions give me a call: https://clarity.fm/joy-brotonath