How to Clean Your Barbecue After Winter: A Step-by-Step Guide

As the weather warms up and daylight savings kicks in you may find yourself itching to get back to barbecuing.

If your barbecue has been sitting idle through the long winter months, dust, grime, and old grease buildup can make your grill less effective and even cause unwanted flare-ups. Cleaning your barbecue after winter not only ensures it functions properly, but it also enhances the flavor of your food and prolongs the life of your barbecue.

Here’s a step-by-step guide on how to clean your barbecue and get it ready for summer grilling.

1. Gather Your Cleaning Supplies

Before you start, gather all the necessary tools and cleaning supplies to make the process more efficient. Here’s a checklist of what you’ll need:

  • Grill brush or wire scrubber
  • Dish soap or mild degreaser
  • Bucket of warm water
  • Soft sponge or microfiber cloth
  • Stainless steel cleaner (for exterior surfaces)
  • Rubber gloves (optional, for handling grease)
  • Vinegar and baking soda (for tougher stains)
  • A tarp or old newspapers (to protect your patio or deck)

2. Disconnect the Gas or Empty the Charcoal

For gas barbecues, ensure safety first by disconnecting the gas tank or shutting off the gas supply. If you have a charcoal grill, remove any old charcoal and ash that may have accumulated in the bottom over the winter.

3. Remove the Grates and Other Components

Take apart removable components of your barbecue, such as the cooking grates, heat shields, and burner protectors. This will allow you to thoroughly clean each part and access hard-to-reach areas inside the grill.

4. Clean the Grates

The grates can get grimy from old grease and food residue. Here's how to clean them:

  • For gas grills: Use a grill brush or wire scrubber to scrape off excess debris.
  • For charcoal grills: Scrub the grates with a brush after removing loose debris.
  • Soak the grates in warm, soapy water for about 20–30 minutes to loosen any stubborn grime. If necessary, use a paste made from baking soda and water to tackle tough spots.
  • Rinse them with water and dry thoroughly before placing them back on the grill.

5. Clean the Interior

Next, clean the inside of your barbecue:

  • Scrape off debris: Using your grill brush or a putty knife, scrape off any charred food, grease, and carbon buildup from the walls and bottom of the barbecue.
  • Clean the burners: For gas barbecues, check the burners for clogs and clean out any dirt or debris with a wire brush. Be careful not to damage the burner holes, as these are essential for even gas flow.

6. Tackle the Grease Tray and Ash Catcher

Most grills have a grease tray or ash catcher that collects excess drippings or ash from previous grilling sessions. This part can become very dirty, so it’s important to give it a good clean:

  • For gas barbecue: Remove and empty the grease tray. Scrub it with warm, soapy water and a brush, then rinse and dry.
  • For charcoal barbecue: Dump out any ash and clean the ash catcher with a similar soap and water mixture.

7. Clean the Exterior

Now it’s time to make your grill shine on the outside:

  • Wipe down the exterior of the grill with warm, soapy water using a sponge or cloth.
  • If you have a stainless steel grill, apply a stainless steel cleaner to make it gleam.
  • Rinse and dry all surfaces to prevent rust from forming.

8. Reassemble the Grill

Once all the parts are clean and dry, put everything back together. Make sure the grates, heat shields, and burners are securely in place.

9. Perform a Safety Check

Before you start cooking, perform a quick safety inspection:

  • For gas grills, reconnect the gas tank and check the gas lines for any leaks or damage. You can test for leaks by applying a mixture of water and dish soap along the gas lines and connections. If bubbles form, you may have a leak that needs attention.
  • Ensure all components are securely reinstalled, and nothing is obstructing the burners.

10. Season the Grates

Finally, once everything is reassembled, fire up the grill and let it heat for about 15 minutes. This will burn off any remaining residue from cleaning. Afterward, lightly oil the grates with a high-heat oil (like vegetable or canola oil) to help prevent food from sticking in future grilling sessions.

Final Thoughts

Cleaning your barbecue after a long winter can seem like a daunting task, but following these simple steps will ensure you’re ready for a successful grilling season. Regular maintenance will keep your grill in top shape, improve food quality, and ensure a safe cooking experience all summer long.

And to get you sorted for barbecue tips and recipes, check out our Barbecue section

Happy barbecuing!