If you are looking for a reliable lunch box thermos for your kids, this list on the Best Thermos for Hot Food is your go-to resource.

Apart from school needs, you often want to spend long family holidays outside. Sometimes, your job necessitates longer office work. Of course, you can live on fast food but not everyone is Okay with the taste and comfort of street food let alone its health complications. So, the best meal-solution comes with a thermos here.

Best Thermos for Hot Food Reviews

1. Best Thermos Food Jar 10 Oz: Thermos FOOGO Vacuum Insulated Stainless Steel 10-Ounce Food Jar 

Thermos FOOGO 10-Ounce Food Jar

This 10-ounce smart thermos FOOGO food jar keeps your food hot for good 6 long hours.

Why we like it:

Thanks to its dishwasher safe and BPA-free use, both mummy and kids will feel relieved now. Rubber base & lid means it’s cool to touch and easy for little hands to grip. That said, it’s fairly inexpensive and scratch-proof.  

Keep in Mind:

You may have to clean its Lid Seal after every while.

What Other Moms Say:

“Perfect size for my baby’s meals. I have been using it for few months to keep my son’s meals warm (or fresh in summer) and it can keep them warm for a good 4 hours. ”

Lisa de Gill

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2. Best Thermos Food Jar 16 Oz: TTHERMOS Stainless King SK3000 Vacuum-Insulated Food Jar with Spoon

Thermos stainless king 16 ounce food jar

With the approval of thousands of parents, THERMOS is a jewel for a reason. Talk about its double-tier insulation or fine stainless steel, everything is just exemplary.  

Why we like it:

The biggest highlight of this 16 Oz thermos food Jar is its double-lid. This, combined with a silicone gasket, ensures 100% leak proofing and easy twisting.

What’s more? The steel body comes finished in several nice shades, from hunter green to glossy red and matte finishes that won’t show fingerprints.

Keep in Mind:

Its plastic laminate may peel off with time.

What Other Moms Say:

“This baby food thermos is the bomb! It’s like comparing a firecracker to an atom bomb. keeps food warm for 3-4 hours, big enough to fit a decent kid’s size meal into.”

Caitlin Simon

3. Best Affordable Thermos for Hot Food: Thermos Funtainer 10 Ounce Food Jar

Thermos Funtainer 10 Ounce Food Jar

Here is another 10-ounce thermos available at an incredibly low price. Icing on the cake: It comes in an array of kid-friendly colors.  

Why we like it:

It keeps food warm for up to five hours. However, the main selling point of this thermos is its Funtainer theme which is quite a favorite among kids. Plus, your little ones will feel easy to eat through its cool-to-touch interior and wide brim.

Keep in Mind:

For foods that will be eaten after two to five hours, you have to warm its interior with hot water 20 minutes before packing.

What Other Moms Say:

“The first day we used this kids food thermos, they happily returned from school saying their food had remained hot enough for lunch.”

Miss Casagrande

4. Best Wide Mouth Food Thermos: YETI Rambler 10 oz Lowball, Vacuum Insulated, Stainless Steel

 YETI Rambler 10 oz Lowball

The Wide Mouth Design of this yeti food thermos makes sure your portion control balance doesn’t disturb.  

Why we like it:

This stainless steel thermos can make the best option for liquid foods like soups. For ease of cleaning, it’s dishwasher-safe. That said, it can keep any food hot for hours without causing even a pinch of change in taste and freshness. What’s more? It’s available in a wide array of colors.

Keep in Mind:
Its lid is not leak-proof, so be careful.

What Other Moms Say:

“This is the best cup ever. keeps things hot or cold and is unbreakable. My son was made up with it”

Joanne Gorry

5. Best Thermos that Keeps Food Hot for 7 Hours: Energify Vacuum Insulated Food Jar

 Energify Vacuum Insulated Food Jar

Are you looking for a champion thermos food jar that keeps food piping hot for more than 7 hours? If yes, here is the mammoth you need.

Why we like it:

If we talk about its features, it’s made up of stainless steel, offers double-wall insulation, a solid No-leak cap, and a cute compact spoon with a lifetime guarantee.

That said, this thermos is available in different colors and in both 17 Oz and 24 Oz sizes.

Keep in Mind:

After 8 hours, it will start losing its heat.  

What Other Moms Say:

“She complains the food is too hot to eat (Which is a good problem in fact). I like this, it’s like a chronic problem solved for me.”

Miss  Jensen

6. Best Hot Thermos for Large Families: Zojirushi Mr. Bento Stainless Lunch Jar, 41 Oz

 Zojirushi Mr. Bento Stainless Lunch Jar

This Zojirushi Mr. Bento thermos allows you to compartmentalize your food for hassle-free family evening out.

Why we like it:

You can now pack whole meals like nuggets, pasta, salad, and biscuits in its 4 separate microwaveable bowls that look fairly large to accommodate a good amount of food.

They all fit inside a stainless insulated Jar with a nonstick interior. Other features include a clip-on lid, a holding bag with a forked Spoon. Icing on the cake: its comparts are completely BPA-free.

Keep in Mind:

You have to hand wash its compartments.

What Other Moms Say:

“I bought this for my family of 5 three years ago and it’s still going strong. I have repeatedly recommended this lunch box to family, friends, colleagues, and strangers on the internet.”

Mrs. Steph P.

7. Best Stylish Thermos for Hot Food: Hydro Flask Food Flask Thermos Jar Stainless Steel & Leak Proof Cap – 12 oz

Hydro Flask Food Flask Thermos Jar

Here is a thermos with 18 Oz food packing with the trust of Hydro Flask. And, all that with an ultimate debonair finish. Get Ready Moms!

Why we like it:

Its all-black trio of beautiful colorways makes it one of the most stylish and chic thermoses out there. Plus, the combination of BPA-free stainless steel and a lifetime warranty makes it a no-brainer.  

Other than that, its food container is also spectacular i.e. shiny metallic interior.   

Keep in Mind:

The seal on this thermos is hard to clean.

What Other Moms Say:

“Solid and great quality. Perfect size. Keeps food hot!!!”

– Miss Megan

8. Best Thermos Food Jar with Spoon: BLACK + BLUM Vacuum Food Insulated Lunch Container with Ladle Spoon

BLACK + BLUM Vacuum Food Jar

The stainless steel insulated flask will keep your food piping hot for up to 6 long hours. The addition of an ergonomic spoon makes it an avid competitor on the list.

Why we like it:

The pinnacle of this thermos is its environment-friendly and food-safe profile: it’s completely BPA-free and made up of eco-friendly materials like polypropylene and silicone.

Other perks include compactness, spill-proof cover, and easy-to-twist lid.

Lastly, it has a large neck which means you can fit larger items in it i.e. roasted corns, etc.

Keep in Mind:

The spoon is plastic.

What Other Moms Say:

“Bought for lunches, works great for soups and chilli.”

Becky Goss 

9. Best Hot Thermos for Longer Storage: Stanley Classic Vacuum Food Jar 17 oz

 Stanley Classic Vacuum Food Jar

Huge capacity combined with long storage capabilities means non-stop camping and stuff. This classic addition from Stanley keeps everything inside bubbling hot for 15 long hours.

Why we like it:

The best part is, its 17 Oz capacity is easily extendable to 24 Oz i.e. you can use its cap to provide extra space to accommodate more food. It doubles as a bowl.

That said, it offers a lifetime guarantee, which is quite amazing for such a regular household utensil.

Keep in Mind:

You’ll need longer camping utensils to use with it.

What Other Moms Say:

“I love this thermos! I bought this thermos because I really like all of my stanley products. Their customer service is great, as well as their lifetime warranty.”

Miss Brooke H.

10. Best Hot Food Thermos for Kids: MIRA Lunch, Food Jar – Vacuum Insulated Stainless Steel Lunch Thermos  

MIRA Lunch, Food Jar

This wide-mouth thermos is an exceptionally good lunch box choice especially for kids: Large enough to accommodate an entire meal in it, and Compact enough to get adjusted in a mid-sized bag.  

Why we like it:

Its vacuum insulation can keep food at the exact same temperature as at the pack time: makes for a perfect lunch carrier for kids.

The best part is, it’s perfectly sweat-proof and leak-proof food that means no leaking and sweating in the bag. Then, it’s extremely durable: made up of exceptionally good rust-free stainless steel that offers a slip-free grip. Kids can also twist its lid quite effortlessly.

Keep in Mind:

Do not store food in the jar for more than a day. 

What Other Moms Say:

“They keep food at the temperature I want, for about 5 hours. My kids love them as they are easy to open and the size is great for an entire cup of soup.”

Cloe Shanna

Food Thermos Care And Maintenance

  • Try to keep thermos food jars away from bright sunlight.  
  • Take care of its lid’s seal; don’t overplay with it.
  • To avoid loosening the lid of your thermos food flask, don’t open/shut it too much.  
  • Read the labels carefully and dishwash only those that are declared dishwasher-safe by the manufacturer.
  • However, for stainless steel thermoses, you can use any soap or detergent. They won’t absorb its color or scent.

What to Look for When Buying a Hot Food Thermos?

  • Design & Dimensions

Prefer shorter and wider thermoses as such dimensions better suit hot food thermoses. Plus, keep in mind if the chosen thermos will be easy to carry with the school bags, or in your car, etc. For family needs, you may go for a 16 ounces thermos. For school-going kids, the size may be a bit smaller i.e. 10 ounces.

For the design part, most moms consider twist-on lid the best design as it prevents spills very efficiently.  

  • Build   

Stainless steel thermoses don’t absorb color or odor. Plus, they can be cleaned very easily and quickly. So, this should be your choice for build.

Such thermos’ outer body is usually coated with plastic and is heat insolated. So it doesn’t condense your grip as well. That said, try to avoid Glass and Plastic thermoses as they are not so durable.

  • Food Safety

All the purpose of choosing food-insulation over microwave is keeping the food safe. When kept hot for more than two consecutive hours, the food may release its water. This water, combined with possibly poor insulation, may ruin the food’s safety.

So, for all the thermoses that’ll keep the food hot for more than 2 hours, look for additional seals in them.  

FAQs about Food Thermos

Is it safe to keep food warm in a thermos?

It is absolutely safe to keep food warm in a thermos! However, dry foods preserved in a thermos may change their taste after 4-5 hours of preservation. The reason is: Dry foods don’t contain ample liquid content that means they can’t maintain a fresh taste if preserved for a very long time.

So, the only precaution might be to eat dry foods (kept in a thermos) within 5 hours of preserving.

How do I choose what type of thermos to get?

For a general idea, this appears to be a very straightforward calculation. You know what size you need, for how many hours a day, what cleaning facility you have, and what kind of food you’ll be preserving in it: hot or cold, dry or wet? And then, credible reviews of the shortlisted products.

Product reviews on Amazon often help, often don’t; many of those are paid. But, our list of the best hot food thermoses claims strong authority over the subject and can help you immensely in this decision.

How often do I need to clean a thermos?

Ideally speaking, you should clean and then dry a thermos after each use. The reason is, if you don’t clean its jar with soap or dishwasher, harmful bacteria can grow inside and be transferred between meals. However, if your time is scarce, you can refill dry foods once or twice without cleaning.  

How does a thermos work?

A thermos basically features an inner flask surrounded by a vacuumed metal/plastic body. The outer body is completely sealed and doesn’t let even a drop of air sneak in.

Within the flask, the temperature remains consistent and heat can’t escape out of it. So, warm foods remain warm and cold foods remain cold inside it for hours. The outer hard material allows you to transport the thermos wherever and whenever you want without any chances of leakage.

Will chicken nuggets stay warm in a thermos?

YES. In fact, a thermos is the best carrier of chicken nuggets that keeps them warm and fresh for a long time so that your child gets to eat them whenever she likes; mostly it’s at lunchtime.

Will Mac and cheese stay warm in thermos?

Mac and Cheese is another children-favorite food for which a thermos is simply more than safe. It makes a reliable, warm storage utensil even for processed foods like Mac and Cheese. Your Mac and cheese will stay hot, yummy, and cheesy.

Will pasta stay warm in a thermos?

Again, YES. Be it sandwiches, Mac and Cheese, chicken nuggets or hot shots, legumes, or Pasta for that matter, a thermos keeps them warm. All the purpose of a thermos for hot food is to keep such food items fresh and warm for hours. You can enjoy them at any time you like.

Conclusion

MommiesBuy.com has been into reviewing common household items and mommy-specific products for a long time. Our feedbacks on different products including this list of the best thermos for hot food is finalized by highly shrewd and knowledgeable members. You can trust their listings with a blind eye.  

Susan
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