Clean your grill with an onion! When your grill is hot, take an onion half and clean your grill! It removes all the grit & grim without the use of harmful chemicals! We tried it & it worked beautifully!!!
There are tutorials out there for seasoning your cast iron, but not a lot about getting rust off. Many I found used steel wool which I didn't have handy so I used what I had sitting around and got to it. • Clean Rusty Cast Iron Apartment Therapy