How to Clean Your Microwave Easily | Grease Lightning Oven Cleaning

Why It’s Important to Keep Your Microwave Clean

Health and Hygiene Reasons

A dirty microwave can quickly become a breeding ground for bacteria, mould, and lingering odours. Food splatters, grease, and spills create the perfect environment for germs to thrive, especially if they’re left unattended. Regular cleaning not only improves hygiene but also prevents cross-contamination, particularly when reheating different types of food. Keeping your microwave clean ensures your meals are safe, your kitchen stays fresh, and unpleasant smells don’t build up.

Improved Efficiency and Performance

Food residue and grease can interfere with your microwave’s performance. Splatters on the interior walls can absorb some of the microwaves' energy, reducing heating efficiency. Additionally, blockages in the ventilation system or build-up around the turntable can cause uneven cooking and even damage over time. A clean microwave heats faster, works more effectively, and is far less likely to develop faults or require repair.

Quick & Easy Microwave Cleaning Methods

The Steam Cleaning Method

What You’ll Need

A microwave-safe bowl
Water
A few slices of lemon (optional for scent)
A soft cloth or sponge

Step-by-Step Instructions

Fill the bowl with water and add a few lemon slices if desired.
Place the bowl in the microwave and heat on high for 3–5 minutes until the water boils and steams up the interior.
Leave the door closed for 2–3 minutes to allow the steam to loosen grease and grime.
Carefully remove the bowl and wipe down the interior with a damp cloth or sponge.

Using Lemon and Vinegar

Natural Deodorising Benefits

Lemon and vinegar are natural cleaning agents that cut through grease and leave your microwave smelling fresh. Lemon acts as a mild antibacterial and deodoriser, while vinegar breaks down stubborn stains. This eco-friendly method avoids the use of harsh chemicals, making it safe for both your kitchen and your health.

How to Do It

Fill a microwave-safe bowl with one cup of water, a tablespoon of white vinegar, and a few slices of lemon.
Heat on high for 3–4 minutes until it steams up the interior.
Let it sit for 2 minutes, then wipe everything clean with a cloth.
Rinse the cloth and go over the surfaces again to remove any vinegar residue.

Cleaning the Turntable and Interior

Best Products to Use

For stubborn grime, use a mild washing-up liquid mixed with warm water or a dedicated kitchen surface spray that’s microwave-safe. A soft sponge or microfiber cloth is ideal to avoid scratching the surfaces. If your turntable is glass, it can usually be removed and washed in the sink or dishwasher with standard dish soap.

What to Avoid

Avoid using harsh abrasives, scouring pads, or bleach-based cleaners inside your microwave. These can damage the interior surface and leave behind harmful residues. Never use metal utensils to scrape off food—this can cause scratches and even sparking. Stick to soft cloths and gentle cleaners for safe, effective results.

How Often Should You Clean Your Microwave?

Daily Wipe-Down vs Weekly Deep Clean

A quick daily wipe-down can make a huge difference in keeping your microwave clean and fresh. After each use, simply wiping the interior with a damp cloth or sponge prevents food splatters and grease from building up. For most households, a deeper clean once a week using steam or natural cleaners like lemon and vinegar will help maintain hygiene and performance. Sticking to this routine avoids the need for aggressive scrubbing or dealing with stubborn stains later on.

Signs It’s Time for a Full Clean

If you notice lingering smells, visible splatters, discolouration, or inconsistent heating, it's time for a thorough clean. These signs often indicate that grease and food residue are affecting the microwave's efficiency and cleanliness. Unpleasant odours are particularly common when spills are left unattended. A full clean helps remove hidden grime, refresh the interior, and ensure your appliance is working safely and effectively.

When to Call in the Professionals

If There’s Burnt-On Grime You Can’t Shift

Sometimes, no matter how hard you scrub, burnt-on food and grease just won’t budge. If the microwave has heavy build-up, stubborn staining, or years of neglect, professional cleaning is the most effective solution. DIY methods can only go so far—and using the wrong tools might damage the appliance. That’s where Grease Lightning steps in to help.

Why Choose Grease Lightning for a Full Kitchen Clean?

At Grease Lightning Oven Cleaning, we don’t just clean ovens—we deep clean microwaves, hobs, extractor fans, and the entire cooking area. Our trained professionals use non-toxic, fume-free products that break down tough grime without harming your appliances. Whether it’s a one-off deep clean or part of a full kitchen refresh, we leave your appliances sparkling and safe to use. With service available across the region, we’re just a call away when your microwave needs expert care.