How To Reheat Roast Potatoes In The Microwave (Correct Way)

How To Reheat Roast Potatoes In The Microwave?Roast potatoes are among the widely used side dishes, but we can all agree that they can also pass as a main course.

Their exterior is usually crispy, whereas the inside is often a soft, luscious, mouthwatering carbohydrate.

Sometimes measuring the right amount can be challenging, and you might realize that you have plenty of excess roast potatoes.

Though they might not be as delicious when cold, if appropriately heated, you might confuse them for fresh.

Lets look at how to reheat roast potatoes in the microwave.

Heat your appliance at 400℉ 0r 200℃ and arrange your leftover roast potatoes in a microwavable container. Add some water to the container (like half a cup).

Use a plastic wrap to cover the bowl tightly and nuke the edible tubers for five minutes. Unwrap the plastic wrap and turn the potatoes, and you can repeat the process if needed.

This article will guide you on the best practices for warming roast potatoes and share some crucial tips to ensure you reheat them effectively using the microwave. Though there are many methods, the microwave stands out among them all.

Best Way To Reheat Roast Potatoes In The Microwave

How To Reheat Roast Potatoes In The Microwave?Literally, you can reheat virtually any food in the microwave, which applies to roast potatoes. However, you need to be extra cautious, so they don’t turn soggy or watery. And to effectively reheat them using the microwave, here are the steps to follow:

Step 1: Prepare Your Potatoes

Arrange your roast potatoes in a microwavable container or plate and check that they are evenly spaced.

Step 2: Cover

Take a microwave-proof plastic wrapper and use it to cover your roast potatoes tightly. The plastic wrap works better than paper towels, though paper towels come in handy if it’s the only option available.

Step 3: Reheat

Set your microwave on low power, and heat your roast potatoes at one-minute intervals, checking for doneness regularly.

Step 5: Serve and Have Fun

After your potatoes are nicely heated and hot, take them from the microwave and add some flavors, then proceed and serve them.

Can You Reheat Roasted Potatoes?

Yes, there are different effective and quick approaches to heat roast potatoes and retain all the nutrients. Depending on how free you are and the amount of potatoes you’d like to reheat, different methods are available for you.

Using the microwave is basically the quickest method though you should be cautious, so it doesn’t turn your potatoes mushy or soggy.

Other effective methods include a toaster, an oven, or an air fryer. With that in mind, using the oven is the safest way, specifically if you want to reheat a huge consignment of frozen potatoes.

Lastly, a skillet or frying pan is also ideal for reheating roast potatoes though they are not ideal for reheating frozen potatoes. However, you can confidently reheat refrigerated potatoes using the two apparatus above.

How Long to Reheat Roast Potatoes In Microwave?

Typically, reheating roasted potatoes in the microwave usually takes from two to three minutes and less than five minutes. If you’re reheating a huge sized potato or more than one serving, it will take more minutes to heat thoroughly.

The duration mostly depends on the variety of the potato, quantity, size, and microwave power. Each component plays a significant role in microwave timing, but reheating roasted potatoes usually takes less time than preparing them from scratch.

Best Way To Reheat Roasted Potatoes

How To Reheat Roast Potatoes In The Microwave?Using the oven is always the best way of warming roast potatoes. Though it’s usually time-consuming, unlike the other methods, the results are often rewarding.

Here are the steps you should follow when using the oven:

  • You first need to preheat your oven to 400℉.
  • Take your baking tray, coat it with aluminum foil or silicone pad, and place your cold potatoes on top. Then splash some olive oil or heated butter over the potatoes. This will help the potatoes to be crispier, especially on the edges.
  • Afterwards, cover the tray using an aluminum sheet to protect the moisture from all sides. It also helps to spread the heat evenly.
  • Set the oven time anywhere from 10 to 15 minutes, subject to the number of potatoes you’d like to reheat.
  • When the potatoes are halfway roasted, take the foil away and let it stay that way for the remaining time.
  • When completely heated, remove from the oven, and you can then serve your crunchy roasted tubers.

How Long Do Roast Potatoes Last?

Like any leftovers, storing food appropriately protects you from the dangers associated with destructive bacteria that might cause diseases. So, it’s essential to keep your surplus roast potatoes in the freezer or fridge immediately. Note that sweet potatoes can be heated.

Here are some insights to help you store your leftover potatoes appropriately:

Room Temperature

Roasted potatoes can stay at room temperature for approximately two hours. If you leave it beyond this, there’s a danger of bacteria growth. According to FDA, you should throw any food that has stayed in an open area for more than two hours.


Provided your roast potato is in an airtight container inside the refrigerator,  it will stay for four to five days.


Roasted potatoes can last for roughly six months in the freezer and still be fresh. However, if sealed appropriately, specifically if vacuum sealed, it can retain its quality for one year and even beyond.

Tips To Reheat Roast Potatoes In Microwave

How To Reheat Roast Potatoes In The Microwave?Heating already cooked roasted potatoes will only positively impact if done spot-on. Whether you’re using frozen or fridge-stored potatoes, microwaving remains the best approach to reheating cold potatoes, turning them into a hot and crispy meal.

Microwaving is the quickest method to heat all leftovers entirely, though it can alter the quality of roasted potatoes if appropriate steps are not followed. To be on the safer side, here are some tips to quicken the reheating process:


  • Always use a wet paper towel to cover roast potatoes.
  • Always use medium power at short intervals and shun using high power.
  • Always choose a moist paper towel instead of a microwave-proof plastic cover to wrap the container.
  • Keep checking to ensure your roast potatoes doesn’t overheat. If overheated, the potatoes will turn mushy and watery.
  • It is advisable to use a convection microwave when reheating roast potatoes.
  • Use a microwave crisper pan if you want your potatoes to be a crispy and golden brown.

What Are Good Seasonings For Roast Potatoes

You can season potatoes according to your preference. Some additives include; pepper, butter, garlic powder, lemon juice, salt, onion powder, sour cream, paprika, chilli powder, cheese, cayenne, onion powder, bacon bites, milk, or anything that will make it taste better. It all depends on you.

Faqs On How To Reheat Roast Potatoes In The Microwave

How Do You Reheat Roast Potatoes So They Are Crispy?

How To Reheat Roast Potatoes In The Microwave?To ensure your roast potatoes turn out crispy, preheat your oven to 400℉. Then arrange your potatoes in a sheet coated pan and cover with aluminum foil. Reheat them until they are evenly warm for approximately 10 to 15 minutes. Remove the foil and heat for five more seconds for optimum crispiness.

Can You Reheat Roast Potatoes The Next Day?

Yes, you can rewarm roasted potatoes a day after. However, before reheating them, check that the potatoes are appropriately stored. It’s best to always store them about two hours after cooking. Throw roasted potatoes that have stayed beyond two hours in the open.

How Do You Make Roast Potatoes Crispy The Next Day?

For your potatoes to be crispy the next day, don’t cover them to prevent them from becoming soggy. Also, avoid keeping roast potatoes and hot potatoes in the oven. You’d rather remove them from the oven when hot and keep them aside. And when you want to serve the next day, reheat at a very high temperature in the oven for roughly 10 minutes for perfect crispiness and remember to turn when halfway cooked.

Can You Reheat Potatoes In The Microwave?

Yes, you can reheat potatoes in the microwave, and they’ll be fine for consumption. However, the microwave can’t brown or make the potatoes crispy. Browning can only occur under high temperatures, where intense reactions can happen. Microwaved potatoes never get extremely hot.

How Do You Reheat Cooked Potatoes?

How To Reheat Roast Potatoes In The Microwave?To reheat cooked potatoes, put the potatoes in a microwavable container and set the heat at 50%, which is the reheat mode.

Microwave for approximately five minutes and keep rotating the container. Keep heating with 30-second breaks till the inner temperature is at 165℉ or 74℃.

How Do You Reheat Roast Dinner?

Start by warming up your oven to 250℉ degrees. Put your leftover roast in a baking pan uncovered and lay it in the middle section of the oven. Leave the meat to cook until its inner temperature reaches 120 degrees.

Is It Safe To Reheat Cooked Potatoes?

Yes, reheating cooked potatoes is safe, provided the cooked potatoes are well stored. Also, for safety purposes, reheat until the inner temperature reaches 165℉ or 74℃, where they will be safe to consume.


Roast potatoes bring fun to everyone regardless of age. If by default, you find yourself with plenty of leftovers after the previous meal, you can reheat them using the microwave as indicated above. You’ll never allow your roast potatoes to turn into soggy masses or tough bits yet again by following the guidelines above.

However, before you reheat potatoes, always assess their quality. Discard them away if they have stayed at room temperature for more than two hours or overnight.

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