Hello, well, if you have experience with the machine and the right equipment is not difficult, but judging by your question, I'm sure you do not have any of the above. In that case I can recommend you to start by reading this
https://wattsan.com/cutting-board-on-a-cnc-laser-router/ article about making a cutting board with a CNC machine. It's all covered in detail and as a nice bonus, at the end of the article there's a top model machine for the job. I hope I was able to help you with this issue. Good luck with learning the material and gaining experience!