Personally, just clean them up - wire brush. we've an old cast iron BBQ - picnic sized but I love it. Had it years - we just brush it off each year. It's currently greasy and in need of a clean, inside a bin bag in the greenhouse over winter.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.