How To Reheat Lasagna

Am I the only one obsessed with leftover food? For some reason, I just like that it tastes better the next day. Well, when you have cooked your lasagna, you will most likely have leftovers.

I don’t know about you, but I’m not about to discard my lasagna. I always reheat mine in the oven, and there are many other methods you can use to reheat it. Which method do you use?

The structure of the lasagna

I know owe shouldn’t talk about it as much or a structure here. However, unless you know how it looks, you won’t understand why we suggest one method. If you know lasagna, you know that it features layers of pasta, cheese, meats, sauces, and different meats.

At the end of the day, you’re always looking for ways to get the lasagna to be or maintaining the structure. Just know that how you layer it will determine how it looks too. It can have as few layers as just three, and other times, you may even have seven layers. It’s essential to find ways to ensure you reheat even the center part of the meal properly.

If you don’t reheat it right, then you risk attaining food poisoning. This is also why I often say the best method you can use to reheat the leftovers is often the same method you use to cook. So we are going to show you a few options you can use.

Methods of reheating the lasagna

How to reheat the lasagna in the oven?

I start with it just because it’s true that of all the other methods, this is the best and easiest method to use in reheating the lasagna. It’s also the method used to cook it, so it’s the same environment you are taking it to.

With this, you don’t have to separate it into slices. You can reheat the whole lasagna at a go. You should know this, though; it will work best if you have the time to reheat it. Remember, It takes much longer to heat up and even reheat it all. It’s also a safe method you can use.

Do you already have the lasagna you would like to reheat? First things first, preheat your oven. This should take you anything from 15-20 minutes. Just remember to set the oven at the highest temperature first. You should set the oven at a temperature of 325°F, so then the leftovers will be very close to the original stature.

I am setting the lasagna up for reheating.

There will be a few things you may need to do before you start the reheating process.

Contrary to most other methods of reheating, where you don’t have to add water to the lasagna to get to heat it. Notice then that you will instead need to cover the lasagna with the foil, and with this, it won’t dry out. Of course, no one wants to eat the dry lasagna that sometimes you eat.

Remember, though, that if you don’t intend to reheat a lot of the lasagna, you can use the toothpick stick on the lasagna and under the foil. This will then make sure the foil doesn’t stick on the lasagna.

Alternatively, you can place the lasagna leftovers into the baking sheet, and then you will cover it with foil. After you then do this, then you will have to set it in the oven to reheat.

Set it in the oven

Now you can set the baking tray in the second layer of the oven and then set the time to at least 45 minutes. You will then heat the oven through the middle of the lasagna. It would help if you remembered to check the lasagna as it’s cooking to make sure it keeps sizzling.

Before you then get it out of the oven, stick the thermometer in the lasagna, and it should reach a temperature of 165°F.

It’s then ready, and you should serve the lasagna.

It’s important to mention that even if you had stored the lasagna piece in the freezer, it would still reheat perfectly in the oven. So then, even if you are thawed the lasagna, you can reheat it perfectly in the oven. This is the perfect method to use in the reheating of the lasagna in the freezer.

Can I use a toaster oven?

Of course, you can use the toaster oven. But in this case, you will better off separate the lasagna into slices. This then means you can reheat one slice and then the next and the next. So it would help if you placed the lasagna in a foil-lined baking sheet and then reheat it.

In this case, then you should make sure you reduce the temperature to a maximum of 325°F. So then you should set the lasagna into the oven for about 20 minutes.

How to reheat the leftover lasagna in a microwave?

Microwave is the master of reheating in the kitchen. So, of course, anyone will want to throw all the different foods in the microwave. Now I hate to break this to you, but there are other different foods that you may not necessarily reheat in the microwave. The quickest and easiest method to use in the reheating of your lasagna is to use the microwave.

Generally, when you leave the lasagna in the microwave for too long, it may start to pop but also explode. People like this microwave use more because it’s convenient and fast to use.

The secret to making it perfect then is to know how long you need to reheat the lasagna. So you should make sure then that just before it starts to pop, you should have it out already.

This is why most people prefer to reheat their lasagna in portions, thus making sure it heats up fully and perfectly.

Assuming you, therefore, had the lasagna in the freezer, then you should make sure you get it to the fridge to at least thaw it. In most cases, it’s going to be ready by the next day. If you then just thought of reheating the frozen lasagna, then don’t worry. You can still reheat it from the freezer.

You can reheat the lasagna in a few steps

Set the lasagna in the microwave dish

The very first thing you want to do is to set the lasagna in the microwave-safe can. This is also why we encourage you to reheat it in the oven. You can always reheat two pieces of the lasagna, but even as you set them in the dish, you don’t want them to touch on each other.

Remember, the microwave uses water to reheat its food. This is why you will first need to spray or sprinkle some water over the lasagna. This will then help in cooking the lasagna, thus making sure it’s ready to use. No one wants to eat the dry lasagna because it bits the logic of making the juicy, flavorful lasagna.

You will need a toothpick.

If you are going to cover it with foil, then you need the toothpick. The easiest thing to do then is to stick the toothpick, making sure you keep the cover from coming to contact with the lasagna. You see, the saucy melty cheese is everything about the lasagna, and you don’t want the cover to spoil the face of the lasagna.

Cover it

Now before you start to cook, then you should cover the top part. This is the method you will use to make sure it retains the moisture within the lasagna. So, you can lose wrap the container that you have the lasagna in. Once you finish wrapping the tins, then you can set the microwave to heat it all.

Set it and start the reheating

So then heat the lasagna at the highest power and for just 90 seconds. It would help if you had the lasagna heating in all parts. When you finally get it out of then, you should have the lasagna being at a temperature of about 165°F.

Remember, if you heat it for more than 90 seconds, it may overheat. Remember you want to make sure it doesn’t pop and that you will eat it in the layers it has or had.


If you need to have it, it heats thoroughly, and without drying, you can also separate the layers if it had a lot more layers. This makes it easy to reheat the parts in the middle of the lasagna.

How to reheat the lasagna in the skillet?

Here is another unpopular method you can use. Before you go into the deal, you should know it’s not going to be a fast process. Of course, the fastest method you can use is to microwave it then uses the skillet. You will have the lasagna tasting as good as the one you baked in the oven.

So then go on and set the cast iron skillet on the stovetop to start heating up. Regardless you can just set the lasagna on the pan to start the cooking process.

Place the lasagna on the skillet, then add on a quarter cup of water. But spray the water to the top parts to wet the pasta, making sure it doesn’t burn at all. You are looking for a way to re-wet the pasta.

Let it simmer

So then you should allow the lasagna to simmer, and at that point then it will start to cook and reheat itself. Keep watching it as it’s recooking, and you will notice that the water is heating up in the skillet. Of course, you are observing this because you’ll need to cover it at some point.

Cover it and allow it to simmer even some more

Then, reduce the heat to a medium-low, then cover it to allow it to cook now.

Allow it to cook for at least 20 minutes, and don’t allow it to burn, but as you have covered it, then you are letting it heat up to the middle part. The lasagna then is going to absorb the excess water. You can be sure to have the lasagna being nicely moist and tasty to eat too.

If you like, you can remove the lid and then let the lasagna cook the bottom to a crisp level. This you can do within the last five minutes as that will allow it to crisp up quickly.

The air fryer method

If you have an air fryer, then believe that you have one of the best tools anyone can ever have. It’s going to fry, cook and do any other thing you need it to do for you. If you didn’t know it, then you should know that the air fryer will work for you as a conventional oven does too.

Like an oven, then you will have to preheat the air fryer too. Just set the temperature to about 375°F. This is going to take a few minutes mostly.  You should never skip this step as without the step; then, you can be sure you will not have used the cooking method safely.

So then set your lasagna in the loaf pan. When you set the lasagna in the loaf pan, you can put it in the air fryer, and it will then make sure you hold the cheese within the basket. It will never burn either, remember.

You will like the fact that most of the loaf pans will fit perfectly in the air fryer. Also, cover the pan with aluminum foil, and with this, you will keep the moisture within the lasagna.

Again you will need to heat the lasagna for a few minutes, and that they will keep it all reheated fully. It should take about 10 minutes to cook the meal. Remember you’ll be cooking it at 165°F. Here then you will have the lasagna cooked all-round and perfectly.

The good thing, though, is that you can cook the lasagna for 5 minutes, and you will have it being ready.

How will I know its ready?

It would help if you gave it ample time to reheat all around. When you get it out, you should watch to be sure that it has bubbly cheese. Notice, though, that this will lose its value as you reheat it from time to time. So when you reheat it the third time, you should know that it’s not going to be as delicious.

Reheating tips

What about the frozen lasagna? How can you reheat it?

Just like any other food, you know when you want it to last longer, you can freeze them. Still, for you to eat them, then you should reheat them. So then you need to thaw it first. If you want to make it work, then you should set it in the fridge overnight. In the morning, you can set them in the oven or even the microwave to reheat them.

Of course, then you can set it in the microwave to then reheat it in 15 minutes additional. The time added then is going to help your lasagna to keep cooking.

Remember to water spray the lasagna.

You see, when you are going to reheat the lasagna, you can make it softer. Of course, you always want it to retain the moist and almost original structure. When you are heating it, you can be sure the pasta will not dry out. This step is more ideal when you will use the microwave reheating method.

Cover it

When using the skillet, the air fryer, or the oven, you need to cover it with foil or any other method. This will make sure you have the moisture stick within the lasagna, allowing it to cook properly.

Is it possible to reheat the whole lasagna?

Of course, you can reheat the whole lasagna; you have to choose the proper method for the process. The best place to reheat it is in the oven, but you can also use the air fryer skillet and the oven. Also, the only problem with this is that you may have to reheat it in parts.

How to store

When you have eaten, you refresh lasagna, and you have some leftovers; it’s essential to store it safely. Otherwise, you’ll use the spoilt ones. So it would help if you remembered to set it in a freezer-safe container first, and it should have a lockable lid. Now go on and store it in the refrigerator or the freezer.

So when you store it in the fridge, then 9ou should have it in there for 3-4 days’ maximum. However, if you want it to stay for longer, you can set it in the freezer. This then means you will have it last for up to four months. The secret, though, is to make sure you warm it properly that way; you don’t give room to food poisoning.

But how many times can you reheat the lasagna?

Notice that you can reheat your lasagna several times as long as you remember to bring it out to the proper internal temperature. My only thing is to say that if you are going to set it in the freezer and, of course, to reheat it, then you need to thaw, make sure you take only enough lasagna for you. Never reheat a lot more than you already need.

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