Nearly all of us prefer to reheat leftovers and eat warm food. Most of you would agree! Imagine that you’re having night-cravings. You bring out a glass jar loaded with cheesy pasta from the fridge. You crave warm & hot food.
However, you’re confused whether the jar is microwave-safe or not! Let’s decode it in this post. Can you microwave glass jars?
Can you microwave glass jars?
The answer is Yes, only if you’re using the microwave-safe glass jar. A regular glass jar shatters into pieces.
Never put an ordinary glassware in the oven if it isn’t microwave-safe. An ordinary glassware has tiny air bubbles. This is why it could crack, explode outwards, and damage the oven and kitchen areas.
So, never experiment one with your oven! You would end up clearing out broken glasses and foodstuffs. Instead, use a microwave-safe glass jar. How do you verify if a glassware is microwave-safe or not? Read further-below.
Can you microwave mason jars?
Normally, a glass jar is used to store rice, wheat, sugar, etc. Whereas, Mason jars are used for canning jams, veggies, sauces, etc. Such mason jars have a tight sealing because of a wider rim. So, are these mason jars microwave-safe? Can you reheat the frozen jams to normal temperature? So, you can eat the delicious jams! Let’s learn.
Mason jars store jams & veggies for longer than usual. So, they always frost the stuff inside it. You mustn’t directly put a mason jar along with frosted foodstuff in the oven.
Rather, defrost the foodstuff by thawing it under cool water. After it comes to normal temperature, you can place the mason jar in the oven.
Heat the mason jar slowly at short intervals. Stir the foodstuff slowly in between the intervals. So, you can watch the progress and avoid mishaps. To conclude, can you microwave mason jars? Yes. Can you microwave glass jars? Yes.
Alert ! : Never put the mason or glass jar along with the lid in the oven. It would burst the glass into pieces!
No matter whether it is a plastic or metal lid. Also, the plastic lid can leach its content into the foodstuff. This in turn makes the food inedible.
Can you microwave tempered glass jars?
Tempered glass is tougher than ordinary glass! So, will it survive the oven’s heat? To an extent if compared with ordinary glass, yes! It will perform well while heating the foodstuff in the oven.
However, unhomogenized tempered glass bears high explosion risks. Also, if it contains metal, the metal leaches which makes food inedible. To conclude, the tempered glass jars aren’t completely microwave-safe.
Remember that glass is always breakable, even a tempered glass. Under extreme hot temperatures, any glass could burst outwards.
How can you tell if a glass jar is microwave safe?
There are 2 ways to learn: can you microwave glass jars? Using these techniques, you can identify if a glass jar is microwave-safe or not. Let’s discuss below:
Check the label
It’s easy! On the glassware, search for a symbol denoting microwave-safe. You’re most likely to find it at the bottom. Those squiggly & wavy lines tell you that cookware is microwave-safe. Also, on some containers, it is directly written as microwave-safe. So, check for it. If you find it, take the precautions said farther-below in the article, go ahead, and cook the leftovers.
Conduct a microwave-safe test
Failed to locate a microwave-safe sign on glassware? Or, your glass jar is too old that the microwave-safe symbols aren’t visible or vanished? No worries. You can still identify if it’s good to cook with glassware in the oven or not. Take this short test.
Step 1: Switch-on the oven
You need to keep the oven at the highest power settings. To do so, simply switch-on the oven. In most cases, the default oven settings are set at the highest power. Otherwise, check your user manual or oven packaging box. Depending on the oven brand, set the oven at the highest power.
Step 2: Add water in a cup
To perform the test, take a microwave-safe cup. Fill the cup with water. Place this cup in the glass jar. Keep the cup along with glassware inside the microwave oven.
While doing so, be sure that you do not spillover the water in the glassware. If it’s a small container, you can place the cup next to the container.
Step 3: Run the oven timer
So, Can you microwave glass jars? Let’s check it now. Now, it’s time to run a trial. Press ‘Start’ and run the oven for a minute. Keep an eye over the glassware and cup.
Step 4: Verify the test results
Lastly, turn off the oven. Take the glassware out. If the glass jar is heated, the glassware is not microwave-safe.
On the other hand, if the glassware is cool and water is heated up, then the glassware is microwave-safe. Note that glassware could be hot at the center where you’ve put the cup of water. It’s normal. Still, your glass jar is microwave-safe.
In conclusion, perform this easy test. Identify whether your glass container is microwave-friendly or not. So, you can safely reheat food leftovers like soup, broths, noodles, etc.
Alert ! : No metalware can go into the oven.
How do you microwave food in a glass container?
It’s wise to know can you microwave glass jars? Also, it’s important to know how to microwave food in glassware. So to avoid misfortunes!
Follow the steps to safely microwave food:
- Take a test said-above to verify if a glassware is microwave-safe or not.
- If the food is at normal temperature, put the glassware to heat up. Run the oven timer for one-two minutes.
- If the food is frosted, cool it down by thawing. The ice-frosted food expands when heated which causes glassware to break out. So, allow food to come at normal temperature. You can cook safely doing so.
- Once the oven timer stops, take out the glass container. While taking out the glassware, use hand-gloves to avoid burning.
- Stir the warm food present inside the glass jar. You’re good to eat hot and delish food.
Why did my glass container break in the microwave?
A regular glass container is not always microwave-friendly. While manufacturing, tiny air bubbles can lock up inside the glassware. A microwave heats its interiors. The heat produced is then absorbed by the food particles and glassware.
When glassware is not microwave-safe, the air that exists in the tiny bubbles can expand. This in turn results in glassware bursting. Such ordinary glass containers can easily break out or melt. At times, it can even injure you with hot liquid or steam.
Can I reheat food in a glass container?
Never use ordinary glass containers to reheat food. Avoid it!
Instead, use a microwave-friendly glass jar. You can safely reheat food in the microwave using a microwave-friendly glass jar. Such containers do not turn too hot while heating the food kept inside.
Can you microwave glass jars? To conclude, you can always cook in a glass jar or mason jar. Just follow the precautionary measures.
If you do not wish to burst the glassware all over the kitchen tiles. After which, you would be required to clean the kitchen.
So, better to read the above post thoroughly. So, you can reheat the leftover food properly and enjoy the meal!