What Is the Best Way to Clean the Inside of an Oven?

A dirty oven not only looks bad, but can also ruin the flavor of your food and create fire risks. Whether you clean a kitchen range or maintain your outdoor grill, you need to know how to clean ovens the right way. It makes your meals taste better and helps your equipment last longer.

Why You Need to Clean Your Oven

Keep Your Food Tasting Fresh

Old grease and burnt food heat up every time you turn on your oven. This creates bitter smoke that seeps into your fresh food and ruins the flavor. When your pizza tastes like last month's roasted chicken, your oven needs attention.

Cease Fire Risks

Grease catches fire easily. When you let it build up, it can spark dangerous flames that spiral out of control. Plus, when grime coats your temperature sensors or oven walls, heat doesn't spread evenly. This forces your oven to work harder and can leave your food half-cooked in some spots.

What You Need to Get Started

Gather these supplies before you begin:

• Rubber Gloves – Keep your hands safe from grease and cleaners
• Plastic Scraper – Chip away stuck-on carbon without scratching
• Baking Soda – Works as a natural scrubbing agent
• White Vinegar – Cuts through grease and works with baking soda
• Spray Bottle – Makes it easy to apply vinegar
• Microfiber Cloths – Wipe surfaces without leaving fuzz behind
• Old Towels – Protect your floor from drips
• Warm Water – Rinse everything clean

Quick tip: When you clean outdoor grills or pizza ovens, use a shop vac to remove loose ash before you scrub.

Method #1: Clean Naturally with Baking Soda

Most home cooks prefer this method because it works well and doesn't fill your kitchen with harsh chemical fumes.

Step 1: Get Everything Ready

Make sure your oven has cooled completely. Take out the racks, pizza stones, and thermometers. Lay towels on the floor to catch any mess.

Step 2: Make Your Cleaning Paste

Mix about ½ cup of baking soda with a few tablespoons of water in a small bowl. You want it thick like pancake batter—it should stick to the walls but spread easily.

Step 3: Coat the Inside

Spread the paste all over your oven's interior. Avoid the heating elements and gas vents. The paste will turn brown as it soaks up the grease. Focus extra attention on the bottom and the greasy window.

Step 4: Wait While It Works

Let the paste sit for at least 12 hours, or leave it overnight. This waiting time matters—it gives the baking soda time to break down the burnt food stuck to your oven.

Step 5: Make It Fizz

The next day, wipe away as much dried paste as you can with a damp cloth. Then spray white vinegar on what's left. You'll see it fizz and foam—this reaction lifts the last bits of stubborn grime.

Step 6: Wipe Everything Clean

Use your microfiber cloth and warm water to wipe down the entire inside. You'll end up with a shiny, fresh-smelling oven ready to use.

Method #2: Use Heavy-Duty Cleaners for Tough Grease

Sometimes, natural methods don't cut it. When you've skipped cleaning for months (we've all done it), or when you face really heavy grease, you need a commercial oven cleaner.

Pick the Right Cleaner

Find a product made for your type of oven. Some strong foam cleaners work great on indoor ovens with enamel coating, but can damage the stainless steel or special finishes on outdoor equipment. Always read the label to make sure it fits your oven.

Stay Safe

Most commercial cleaners contain lye, which cleans powerfully but can burn your skin:

• Open Your Windows – Work outdoors if you can; the fumes smell strong
• Wear Protection – Put on long sleeves, safety glasses, and thick rubber gloves
• Watch the Clock – These cleaners work fast, usually in 15-30 minutes

Spray and Wipe

Spray foam evenly on the dirty spots. Close the door and let the chemicals work. When time runs out, wipe everything with wet sponges.

Don't skip this: Rinse thoroughly. Any cleaner you leave behind will burn when you cook next, creating toxic smoke you don't want near your food.

Method #3: Maintain Your Outdoor Oven

Outdoor cooking gear needs different care. These units face rain, wind, and food grease, so how you maintain them affects how long they last.

Try the Burn-Off Method

This works especially well after messy cookouts:

1. After you remove your food, turn the heat up high (450°F-500°F or higher)
2. Let it run for 15-20 minutes
3. The extreme heat burns grease and food scraps into fine white ash
4. When the oven cools, brush or vacuum out the ash

This gives you the same results as a self-cleaning oven, but you control it.

Take Care of Pizza Stones

Pizza ovens need special stone care. Never put soap on a pizza stone—the stone absorbs it like a sponge, and your next pizza will taste like dish soap.

Do this instead:

• Scrape burnt cheese off with a plastic scraper
• Wipe with a damp cloth using only water
• Don't worry about stains—they season the stone! Heat kills germs when you cook again

Empty the Grease Tray

If your grill or outdoor oven catches grease in a tray, don't ignore it. Line the tray with aluminum foil so cleanup goes faster. Change the foil after a few big cookouts to stop overflow and keep pests away.

Clean the Outside Too

Remember the exterior. Rain and humidity attack outdoor ovens. Wipe down stainless steel or painted surfaces with mild soap and water to stop rust. Covering your equipment when you're not using it protects it better than anything else.

Make Cleaning Part of Your Routine

Clean ovens and dirty ovens come down to habits, not hard work. When you build these cleaning steps into your regular routine, maintenance stops feeling like a huge once-a-year job. It becomes just part of cooking well.

Clean ovens heat faster, hold steady temperatures, and make sure your food tastes only like what you cooked. Whether you do a deep clean with baking soda or a quick burn-off after making pizza, the work shows up in every meal you make.

Clean Your Oven This Week

You can choose natural methods, commercial cleaners, or outdoor techniques—what matters is cleaning your oven regularly. Ovens that you maintain well perform better, last longer, and make your food taste cleaner every time you cook.

If your old equipment has rusted beyond what cleaning can fix, you might need an upgrade. Look at the Big Horn Outdoors® Pizza Oven to bring restaurant-quality cooking to your backyard. It's built to last and perform, giving you a fresh start for your outdoor kitchen.

FAQs about Oven Cleaning Safety Tips

Q1: How often should I deep clean my oven?

Clean it deeply every 3-6 months based on how much you use it. But if you see smoke when it heats up or smell burning grease, clean it right away.

Q2: Can I use metal scrubbing pads inside my oven?

Don't use metal pads or steel wool, especially on enamel interiors or glass doors. They scratch the surface, and these tiny scratches trap grease and can cause rust or cracks. Stick with plastic scrapers and soft cloths.

Q3: Is my oven's self-cleaning feature safe?

It works well, but it uses extreme heat that can wear out internal parts over time. For outdoor ovens, use the manual burn-off method instead. For indoor ovens, use self-clean mode sparingly and open your windows—it creates fumes.

Q4: How do I clean the glass without leaving streaks?

Make a paste with baking soda and water. Spread it on, wait 30 minutes, then wipe it off. For streak-free glass, wipe again with a mix of water and vinegar. Don't spray liquid into the door vents.