How To Clean Rusty Cast Iron Grill Grates- Easy Ways To Follow

how to clean rust grill grates
Please share this:


“Cast iron grill grates can be a little tricky to clean, but with a few easy steps, it can be done in no time. This article will help you understand all the steps you need to know about the process of how to clean rusty cast iron grill grates. Don’t worry about this anymore”


Cast iron grill grates can last more than a lifetime when properly cared for. That means regular cleaning and oiling to keep them in good condition so they won’t crack or split on you while cooking. Here are four ways that I’ve found the easiest ways:

How To Clean Rusty Cast Iron Grill Grates. Washing with soap & water after each use will help remove any residue from food and prevent build-up inside the pan, which could lead to later downtime because of corrosion build-up caused by metal pieces getting stuck together when exposed too long without being cleaned off first. 

While cast iron pots and pans can rust in a home, this also happens with grill grates. If not cleaned properly or stored away from moisture, others like yourself might become unusable- which would mean yet another expense for something that was supposed to last a while anyway.

It’s essential, though, since we’re talking about an investment here: proper cleaning techniques need consideration before anything else happens. Such as investing time into finding out whether there’s even oil left (most likely not), scrubbing off years’ worth of using soap & water instead – but don’t worry. 

What You’ll Need To Remove Rust From Iron Grates

In this process, we will need:

Now that’s everything prepared, let’s start getting rid of the rust.

Grates Made of Cast Iron: How to Clean Them

The best way to keep your grill clean and rust-free after every use is by giving it a good cleaning immediately.

This will allow you or someone else who may be using the BBQ time to get all those stuck-on food bits off before they start causing problems with their health.

I always open up my vents if using charcoal because then there’s no need to turn up high when gas grills go ahead and act as insulation against heat loss during winter, so keeping the temperature consistent throughout the year-round maintenance-free. 

Cleaning your grill is easy and can be done while it’s still warm from its last use. Scraping off any food left on the grates will help prevent rust during storage or if you store incorrectly, which could lead to corrosion damage once wet conditions arise.

 After cleaning up, apply vegetable oil very lightly using either cloth/towel – make sure not to overdo this step because too much may cause coating burn-off, then transfer onto other surfaces near.

Getting Rid of Rust From Cast Iron Grates

Grates are an essential part of the grill experience. They allow you to cook food with high heat, which may otherwise burn or explode if simmered over a low flame without suitable equipment such as metal plates for searing meat against hot stone hearths used primarily in Asian cuisine recipes

To maintain your cast iron griddle/grill’s top performance levels throughout its lifetime, though, periodic maintenance is necessary. This doesn’t just mean basic cleaning but also ensuring there’s no chance water could get inside by leaving covers off during rainstorms.

Cleaning Steel Wool with Soapy Water

Please don’t wash your cast iron with soap and water unless you want to strip away its seasoning. Lodge Manufacturing, one of the oldest cookware companies in America (and largest manufacturers), gives recommendations on how best to cleanse a rusted-out pan: simple things. 

Bring them inside where it’s safe – but make sure that spouse agreement comes first because this may be too much work for just two people; if not, follow these steps carefully.

cleaning steel wool with soapy water

Do NOT use harsh chemicals like bleach or sulfuric acid, which can conduct electricity when heated up by mistake while scrubbing away stubborn rust stains from metal utensils on home countertop surfaces.

Once cleaned, give your grates a good rinse before thoroughly drying them. You don’t want any moisture left behind because that will cause rust to come back again quickly, even as soon as an overnight process. The best way is sitting in the low oven for about five minutes and making sure there’s no water left inside pores- this should do it but always test first, just on girlfriends’ intuition. 

Vinegar Soak

You can remove rust from your grill grates by letting them soak in a 50/50 mixture of water and distilled white vinegar for about an hour. The next step will be to scrub gently with a wire brush or kitchen pad, then wash off all remaining residue using soap, followed by drying thoroughly inside the oven at low heat. 

Self-Cleaning Oven/High Heat on the Grill

One of the most common ways to clean your grill is by running it through an oven. You can also use vinegar or steel wool, but this will take much longer than just setting them on high for a few minutes in either case. If you have rust stains from years’ worth of build-up, try these two methods before resorting to old habits.

Grab some soap and water while they’re still warm enough outside so that all those stubborn grime particles come off easy with minimal effort (don’t worry about scrubbing too hard.), followed immediately after hitting ‘wash.’ 

Grill Cleaner or Oven Cleaner

It’s time to give your grill that deep clean you’ve been thinking about. The first step is removing any built-up residue, which can be done with natural cleaners like steel wool and citrus-based products.

 If they don’t have too many harsh chemicals in them, however, these methods will only get rid of what’s on their surface so next, make sure there isn’t anything stuck inside by using an appropriate tool – maybe even one designed just for this task?

grill cleaner or oven cleaner

 If everything else fails, try running not soaking your metal objects under hot water while scrubbing gently until all dirt comes loose before moving on to phase two: washing thoroughly. 

There are a few essential things to remember when working with oven cleaners. First, ensure that your hands and face are protected by wearing gloves and safety glasses at all times.

If this isn’t possible, keep some old clothes around to clean up spills. You’ll want them ready before starting so as not to waste time looking through drawers or cabinets to find something in particular.

I highly recommend using an outside container because there’s no telling what might happen inside of one if they’re open flames during usage, which also means more potential risks associated with Washing dishes. Storing leftovers? All bad ideas

Grates Should be Seasoned After Cleaning – This Is Crucial

Seasoning teaches the metal how to get rid of moisture so it won’t rust before your eyes. After your season, clean up any spills with a paper towel. Suppose there are still spots on your grates from food or juices collecting throughout cooking time. 

In that case, you have some work ahead of yourself because now we need another coating for those areas. But don’t stress too much if they’re just little bits here and there since not every single bit needs treatment: sometimes one coat will do fine depending upon what method was used (oily? detailed?)to remove accumulated gunk first.

grates should be seasoned after cleaning

You can season your grates with cooking oil, but I’ve been experimenting lately and tried out a new product called Crisbee. Made from bees wax, soybean & palm oils, it’s the perfect way to bring life back into old cast iron pans.


I’ve always wondered about the different kinds of grill grates out there. I know some people who own cast iron ones said that keeping them clean is hard, but our team can help with tips or tricks.

Let us know what type in your experience was best and how to clean rusty cast iron grill grates. We want to hear from all angles, so someone isn’t left wondering when they look up information on this topic.

Leave a Comment