Disclosure: As an Amazon Associate we earn from qualifying purchases. We may earn a commission if you buy through our links, at no extra cost to you.
The short answer: To clean a colander with stuck-on food, soak it in hot soapy water for 15-20 minutes, then scrub with a non-abrasive sponge or brush. For stubborn residue, use a paste of baking soda and water, or white vinegar to dissolve grease. Rinse thoroughly and dry immediately to prevent water spots. Avoid metal scouring pads on non-stick or coated colanders.
Colanders are workhorses in the kitchen, but their many holes and ridges make them prone to trapped food. Pasta, rice, and vegetables often get lodged in the perforations. If you don’t rinse right away, food dries and hardens, turning into a stubborn crust that’s hard to remove. This is especially true for metal colanders that conduct heat and cause food to bake on. Understanding why it happens helps you choose the right cleaning method.
The key is to act quickly after use. But even if you’re faced with a dried-on mess, there are several effective techniques that use items you likely already have at home. No need for harsh chemicals or expensive cleaners.
This is the simplest and most effective first step. Fill your sink or a large bowl with hot water (as hot as your hands can stand, or use rubber gloves) and add a few drops of dish soap. Submerge the colander completely and let it soak for at least 15 to 20 minutes. The hot water and soap loosen the food particles, making them easy to scrub away.
After soaking, use a non-abrasive sponge or a soft-bristled brush (like a bottle brush) to scrub all surfaces, paying special attention to the holes. You can also use a toothpick or a pipe cleaner to poke through any clogged holes. Rinse thoroughly under running water. This method works for most non-stick, stainless steel, and plastic colanders.
If soaking alone doesn’t do the trick, especially for stubborn residue like dried cheese or sauce, make a paste using three parts baking soda to one part water. Apply the paste to the affected areas and let it sit for 10 to 15 minutes. Then scrub gently with a sponge or an old toothbrush. Baking soda is a mild abrasive that won’t scratch surfaces but will lift away stuck-on food.
For extra stubborn spots, you can add a little white vinegar to the paste. The fizzing action helps break down the food. Rinse well with warm water. This method is safe for all colander materials, including silicone and plastic.
White vinegar is a natural degreaser and deodorizer. If your colander has greasy residue or retains food odors, fill the sink with hot water and add one cup of white vinegar. Soak the colander for 30 minutes to an hour. The vinegar cuts through grease and neutralizes odors. After soaking, scrub as usual and rinse thoroughly.
For particularly greasy colanders, you can also wipe the surface with a cloth dampened with vinegar before soaking. This method is especially effective for metal colanders that tend to absorb odors. It’s also a great eco-friendly alternative to chemical degreasers.
Not all colanders are created equal. Here’s how to handle different materials:
Stainless steel: These are durable and can handle rigorous scrubbing, but avoid harsh abrasive pads that can scratch the surface. Use a paste of baking soda and water for tough spots, and always dry immediately to prevent water spots.
Plastic: These are lightweight and usually dishwasher safe, but heat can warp them. For stuck-on food, soaking in warm (not boiling) soapy water works best. Avoid abrasive scrubbers that can create scratches where bacteria can hide.
Silicone: These are flexible and non-stick, but can be prone to stains. Use the baking soda paste method and rinse well. You can also put silicone colanders in the dishwasher.
The best way to clean a colander is to prevent stuck-on food in the first place. Here are a few habits that will save you time:
Rinse immediately after use with hot water. Don’t let food dry on. If you’re not washing right away, soak the colander in water with a drop of dish soap. For pasta, give it a quick shake to remove excess water before draining. Use a colander with smooth holes that are easier to clean, or a silicone one that flexes to release food. Also, consider using a colander liner or a reusable mesh bag for small items like quinoa.
By adopting these habits, you’ll spend less time scrubbing and more time enjoying your meals. And if you’re in the market for a new colander, check out our top-rated colanders that are designed for easy cleaning.
Most stainless steel, plastic, and silicone colanders are dishwasher safe, but check the manufacturer’s instructions. However, for metal colanders, dishwasher detergent can sometimes cause pitting, so hand washing is often better. If you do use the dishwasher, place the colander on the top rack and avoid high heat drying cycles which can warp plastic.
After soaking, use a toothpick, a pipe cleaner, or a small brush like a bottle brush to gently push food out of the holes. You can also run water through the holes from the reverse side to dislodge particles. For stubborn bits, a quick blast of hot water from your sink sprayer works wonders.
Odors are often trapped in plastic or metal. Soak in a solution of one part white vinegar to three parts water for 30 minutes, then rinse. If the smell persists, sprinkle baking soda over the surface, scrub, and rinse. Ensure the colander is completely dry before storing to prevent musty smells.
We don't accept free units or payment for placement. Our rankings combine verified manufacturer specifications, real owner feedback and availability, compared on one transparent S to C rubric.
Honesty note: We have not hands-on tested every product mentioned on this page. Where we have not personally used a product, any ranking referenced here is based on verified specs, aggregated owner feedback, availability and editorial comparison rather than a hands-on review.