"To peel the beets" means to remove the skin or outer layer of a beet, which is a root vegetable.
Sentences with «to peel the beets»
I don't peel the beets normally but feel free to do so before or after roasting. (viktoriastable.com)
When the beets are ready, give them a few minutes to cool, then peel the beets using your fingers and cut them into bite - size pieces. (fortheloveoffoodblog.com)
You can peel the beets at this point if you like. (thefirstmess.com)