How To Cook Frozen Lasagna? Simplest Way – Just 5 Minutes

Of course, freshly baked lasagna is the best. But when you are in a hurry, or you have the habit of cooking everything ahead due to the tight schedule, knowing how to cook frozen lasagna is useful. Often, people make a significant amount of tasty lasagna and freeze it for using later. You may want to know what are the best lasagna pans to use when you need one.


So, of course, we can cook, or in other words, reheat frozen lasagna before serving. What’s still not clear is that how can we thaw and warm the dish up without losing the nutrition value, the mouth-watering appearance, the soft, chewy texture, and the divine taste of the cuisine. It is important in any frozen lasagna recipe.

cooking frozen lasagna

In this article, we will provide you with such information based on the real experience with the substantial make-ahead meal. Next time when you have to serve lasagna freely-pulled out of a freezer, you will not have to worry about the task.

Just take a look at results after doing it 🙂

how to cook stouffer's lasagna faster

For The Best Effects

Recipe books often recommend us to thaw frozen lasagna for a reason. Indeed, you can put the portion into the oven or the microwave and just wait until it is done. However, the quality of the cuisine after that is still in question. If you reheat a large pan of frozen lasagna in the oven, high chances you will get the cold center and burnt top layer.

how to thaw frozen lasagna

Therefore, you should spend some more time making plans ahead before doing anything to ruin the dish. What if the lasagna is the gift of a good cook or your mother living far away? You will not want to turn the precious thing into a disaster.

The best thing to do is thawing the frozen lasagna in the refrigerator overnight before cooking. In an unexpected situation, consider other ways we will mention later.

Preparation For Specific Types of Frozen Lasagna

Unbaked And Frozen

unbaked frozen lasagna bowl

As we have just said, the best method to deal with the dish is thawing it in the fridge overnight and bake in the oven or the microwave. It will take about one hour before you get a dish of steaming, delicious lasagna for the meal.

Nevertheless, if you decide to skip the thawing step, you have to spend more time reheating the dish in the oven. Add at least 30 minutes of cooking time to get the proper results. Besides, don’t forget to lower the temperature, which should be by 25 degrees.

After pulling the cuisine out of the oven or the microwave, you can check the texture and quality with a knife reaching the center of the lasagna. If the middle area is still cold, add more time cooking.

Baked And Frozen

how long do you bake frozen lasagna

Cooking frozen lasagna in glass pan

When it comes to the type, remember to preheat the oven before putting the dish into it. Check for the recipe you used to bake the lasagna before freezing. The cooking time you will have to use should be twice long as the time you used to cook it previously.

A tip for getting the best result is that you should check the oven dish regularly. Once you see the sauce is bubbly, and the center is hot enough, remove the lasagna from the oven.

Store-bought Lasagna

homemade frozen lasagna

Store-bought frozen lasagna is specially processed to go straight from the freezer to the cooker, which means you don’t have to take more time thawing. The only thing you should consider when it comes to the type is the portion of the dish.

Lasagna bought from a store often goes with a plastic cover with venting holes. Put in into the oven, cook for about 45 minutes. The, pull the dish out, get rid of the covering, and continue cooking for 25 minutes more. The lasagna is well-done once you see the top layer turns beautiful brown and the cheese is perfectly caramelized.

The specific temperature used in cooking store-bought lasagna is usually indicated on the packaging. If you lose the package, or you are wondering which temperature is suitable for your homemade frozen lasagna, remember the heat between 375 degrees and 400 degrees is the safest.

How To Cook Frozen Lasagna With Different T​ools

Necessary Things You Should Gather Ahead

  • Microwave-safe plastic wrap or wax paper
  • Kitchen thermometer
  • Aluminum foil

Cooking Frozen Lasagna Using The Oven

frozen lasagna oven
  • step 1
  • step 2
  • step 3

Thaw the frozen lasagna in the fridge overnight. Before cooking, have you ask yourself  "what temperature to cook lasagna in convection oven?". You should preheat the oven to 375 degrees Fahrenheit. Wrap the lasagna in aluminum foil and put it in the oven. We recommend you use the middle shelf. If your oven has only two shelves, use the bottom one.

You can watch this video for reference:

How To Cook Lasagna in Convection Microwave

how long do you cook stouffer's lasagna in the microwave?

Cooking Frozen Lasagna Using The Microwave

The method will come in handy if you forget to thaw the lasagna earlier. The microwave can do both jobs: defrosting and cooking

  • step 1
  • step 2
  • step 3

First, set the microwave at defrosting option to thaw the lasagna. The waiting time depends on the size and thickness of the dish. If you cook a portion for yourself only, a couple of minutes will do. But if the tray is large and full for the whole family, you may wait more than 10 minutes.

Let's try with this instruction video:

Last But Not Least, Something You Should Keep In Mind

  • Be careful while pulling a newly cooked tray of lasagna from the oven and removing the cover. You may burn your hand if you don’t pay enough attention.
  • You may like the chewy texture of the oven-baked lasagna more than the microwave-reheated one. So, after done with thawing the dish in the microwave, move the tray to an oven and cook as usual.
  • Uneaten lasagna can be re-frozen and reheat again. However, you should put it in an air-tight container to reserve.
  • If you only have to serve yourself, divide the large pan of lasagna into smaller portions before freezing. It will take less time to cook the dish again and give you better culinary experience.

Final Words

Have you got how to cook frozen lasagna? We hope you have. The task is mostly fool-proof, and even if you carelessly make the top layer burnt, you can cover it quickly.

Do you have any other suggestion on how to do the task? If you do, don’t hesitate to tell us. Stay tuned for more useful tips that will make your cooking easier and more enjoyable.

Kevin Richard

Hi all! I’m Kevin. I spend plenty of time in the kitchen every day because I love cooking healthy and delicious foods for my family and friends. Cooking gives me a chance to be creative and fun. It’s also one of the most meaningful ways to express my love and take care of my little family.

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