Reheat the Lasagna in The Microwave

Reheat the Lasagna in the microwave

Key Takeaways

1. The microwave is the ideal tool for reheating lasagna due to its quickness and ability to retain the dish’s original flavor. Steps include slicing the lasagna, adding moisture, covering with plastic wrap, microwaving for 5 minutes, and checking for thorough heating.

2. When reheating frozen lasagna, thaw it in the fridge overnight, then follow the microwave reheating steps. Thawing ensures even reheating and preserves the dish’s texture and taste.

3. For those preferring the oven, preheat to 375°F, place the lasagna in an oven-friendly dish, sprinkle water, cover with foil, and heat for 15 minutes. Adjust for frozen lasagna and ensure an internal temperature of 165°F.

4. Explore a healthy alternative by reheating lasagna in an air fryer. Set the temperature to 375°F, starting with 10 minutes and adding 5 minutes if needed for thorough heating.

So, you find yourself with some delicious leftover lasagna from last night, and the key to enjoying it again lies in knowing how to properly reheat it. In this comprehensive guide, we’ll take you through the step-by-step process of reheating your lasagna in the microwave, ensuring it tastes just as scrumptious as it did the night before.

Reheating Lasagna In Microwave:

When it comes to reheating lasagna, the microwave is your best friend. It’s not only a quick method but also excels at retaining the dish’s original flavor. Let’s delve into the steps to ensure your reheated lasagna is a delight for your taste buds.

Steps are given below if you are reheating the lasagna;


  1. Prepare Your Lasagna: Take your lasagna out of the fridge and, if it’s in a larger portion, cut it into slices. Place a slice on a microwave-friendly dish.
  2. Add Moisture: Spread about two tablespoons of water over the lasagna. This moisture is crucial to prevent the dish from drying out during reheating.
  3. Cover with Plastic Wrap: Use plastic wrap to cover the lasagna, ensuring it’s fully sealed. This step helps trap the moisture, preserving the texture of the lasagna.
  4. Microwave Reheating: Place the dish in the microwave and set the timer for 5 minutes. After this time, let the lasagna sit for a minute, allowing the heat to distribute evenly.
  5. Check for Thorough Heating: Cut a piece to check if it’s thoroughly heated. If not, return it to the microwave, heating in increments of 30 seconds until it reaches the desired temperature.

Reheating Frozen Lasagna:

If your lasagna is in the freezer, additional steps are necessary for a successful reheating process.

  1. Thawing: Place the frozen lasagna in the fridge overnight for thawing. Once thawed, follow the above microwave reheating steps.

How to Know if the Lasagna is Fully Heated?

Ensuring your lasagna is properly heated is crucial for retaining its delicious taste. If it doesn’t taste quite right, follow these tips:

  • Cutting Technique: Cut larger pieces into smaller ones for more effective reheating.
  • Create a Hole: Use an apple corer to create a small hole in the center of the piece. This facilitates even heat distribution from the middle.

Storing Time of Lasagna:

Proper storage is essential to maintain the quality and safety of your lasagna.

  • Fridge Storage: Store in the fridge within 2 hours of making, and consume within 4 days.
  • Freezer Storage: For freezer storage, lasagna can be stored for up to 4 months while still being safe to eat.

Reheating Lasagna in Oven:

For those who prefer the oven as their reheating method, follow these steps:

  1. Preheat the Oven: Set the oven to 375 degrees F.
  2. Prepare Lasagna Slice: Place the lasagna slice in an oven-friendly dish, sprinkle water on top, and cover the dish with foil.
  3. Oven Reheating: Heat in the oven for 15 minutes, ensuring an internal temperature of 165 degrees F. Adjust time for frozen lasagna.
How to reheat in the oven
Lasagna in the microwave


You can try other options of reheating lasagna too but using a microwave is the best decision in my opinion.

Reheating Lasagna in an Air Fryer:

Explore the healthy option of reheating lasagna in an air fryer with these steps:

  • Air Fryer Reheating: Set the temperature to 375 degrees F, starting with 10 minutes and adding 5 minutes if needed for thorough heating.

Reheating Your Lasagna For More Than One Time:

Remember, reheating lasagna multiple times is not recommended due to the risk of harmful bacterial growth. Opt for smaller portions or only reheat what you plan to consume in one sitting.

Prevent Your Lasagna from Drying Out:

Avoid dry lasagna by adding moisture before reheating. Sprinkle two tablespoons of water over it and cover with plastic wrap for microwaving or aluminum foil for oven reheating.

FAQS – Frequently Asked Questions:

Q. How To Reheat Lasagna Microwave?

To reheat lasagna in the microwave, start by placing a microwave-safe dish with a cover in the appliance. Cut the lasagna into smaller, even-sized portions to ensure uniform heating. If available, sprinkle a few drops of water over the lasagna to prevent it from drying out during the reheating process. Cover the dish to trap moisture and heat, preventing sogginess. Microwave on medium heat in short intervals, checking and stirring between each session to ensure even warming. This prevents the edges from overheating while the center remains cold. Once the lasagna reaches the desired temperature, let it stand for a minute before serving, allowing the heat to distribute evenly. Microwaving lasagna is a quick and convenient method, but proper technique is crucial to preserve its texture and taste.

Q. Can we eat freshly cooked lasagna?

A quick bite might be tempting, but allowing lasagna to set for 15 minutes uncovered prevents sogginess and ensures well-defined layers.

Q. How Long to Reheat Lasagna in Microwave

To reheat lasagna in the microwave, cover it with a microwave-safe lid or plate to prevent drying. Heat on medium power for 4-6 minutes, pausing to stir halfway for even warming. The exact time depends on your microwave’s wattage and the portion size. Check the center for desired warmth, ensuring it reaches a safe internal temperature of 165°F (74°C). Adjust time accordingly. Be cautious not to overheat, as it may result in uneven texture. Enjoy a quick and convenient way to savor the delicious flavors of reheated lasagna.

Q. Why does lasagna taste better the next day?

When lasagna sits overnight, the sauce and cheese set, providing a more flavorful experience.

Q. How to Warm Up Lasagna in Microwave?

To efficiently warm up lasagna in the microwave, place a microwave-safe dish containing the lasagna inside. Cover it with a microwave-safe lid or microwave-safe plastic wrap, leaving a small vent to release steam. Heat on medium power to avoid uneven cooking, checking and stirring periodically for even distribution. Adjust the duration based on portion size, but typically, a few minutes should suffice. Allow it to rest briefly before serving to ensure an even temperature throughout. This quick and convenient method preserves the lasagna’s flavors and textures, offering a speedy solution for a delicious meal.

Q. What is the reason behind runny lasagna?

Runny lasagna may result from overfilling, excessive sauce, moist vegetables, undercooking, or the use of wet noodles.

Q. How to Reheat Lasagna from Fridge?

To reheat lasagna from the fridge, preheat the oven to 350°F (175°C). Cover the lasagna with aluminum foil to prevent drying, and place it in the oven for about 20-30 minutes or until it’s heated through. To ensure even reheating, consider cutting the lasagna into smaller portions. Alternatively, use a microwave for a quicker option, covering with a microwave-safe lid or damp paper towel to retain moisture. Heat in short intervals, stirring or rearranging as needed. Check for doneness by inserting a knife or fork; when the center is hot, it’s ready. Enjoy your delicious, reheated lasagna!

Q. How to Reheat Frozen Lasagna in Microwave?

To reheat frozen lasagna in the microwave, place a portion in a microwave-safe dish. Use low to medium power to avoid uneven heating. Cover with a microwave-safe lid or microwave-safe plastic wrap with a vent. Heat in 1-2 minute intervals, stirring or rearranging as needed until thoroughly heated.

Q. How to Heat Up Lasagna in Microwave?

To efficiently reheat lasagna in the microwave, place a microwave-safe dish containing the lasagna in the center of the turntable. Cover it with a microwave-safe lid or microwave-safe plastic wrap to retain moisture. Use medium power to avoid uneven heating—around 50-70% power for 2-4 minutes depending on the quantity. Pause and stir halfway through to ensure even warmth. Allow it to rest for a minute before indulging, ensuring the heat distributes evenly. This method prevents sogginess and preserves the dish’s delicious textures, delivering a quick and satisfying reheating solution for your lasagna.


Reheating lasagna in the microwave is a simple yet effective way to retain its original taste. By following these easy steps, you can enjoy your leftover lasagna without the need for extensive oven preheating. Just add some extra moisture, cover, and heat in the microwave to savor the taste as if it were freshly made.

So, whether you’re a lasagna aficionado or a novice, mastering the art of reheating ensures that every bite is a delightful experience.