Overnight oats are a healthy and convenient breakfast option, and mason jars are the perfect vessel for them! But what is the best size mason jar for overnight oats?Here at [Your Brand], we believe that the best size mason jar for overnight oats is the 32 oz. jar. This size jar is large enough to make a hearty breakfast, but not so large that it becomes cumbersome to eat or transport. Plus, the 32 oz. jar is a perfect fit for our [Your Brand] Overnight Oats mix!
Review of Best Size Mason Jar For Overnight Oats
1. Paksh Novelty Mason Jars 16 oz – 5-Pack Regular Mouth …
- Brand: Paksh Novelty
- Manufacturer: Paksh Novelty
- Color: 16 oz, 5 Pack
This is an awesome product! I absolutely love it!
Advantages
- The jars are made of high quality materials and are very sturdy.
- They have a regular mouth which makes them easy to fill and clean.
- The jars have a capacity of 16 oz which is perfect for canning and storing food items.
- They come in a pack of 5 which is economical and convenient.
- The jars have a beautiful design and can be used for decoration purposes as well
Our Recommendations
These jars are so cute and perfect for canning! I love the regular mouth size too, it makes them easier to fill.
2. SMARCH Overnight Oats Jars with Lid and Spoon Set of …
- Brand: SMARCH
- Manufacturer: SMARCH
- Color: Grey
- Dimensions: Height: 4.70078739678 Inches Width: 3.4251968469 Inches Length: 3.4251968469 Inches
This product is amazing! The SMARCH Overnight Oats Jars with Lid and Spoon Set of 2 are perfect for those who want to enjoy a healthy and delicious breakfast on the go. These jars come with a lid and spoon, so all you need to do is add your favorite toppings and you’re good to go. The oats are cooked perfectly, and the jar is the perfect size for a satisfying meal.
Advantages
- The SMARCH Overnight Oats Jars with Lid and Spoon Set of 2 are a great way to enjoy a healthy breakfast on the go.
- These jars come with a handy spoon so you can eat your oats without having to dirty another utensil.
- The lids on these jars create an airtight seal, keeping your oats fresh and delicious for up to two weeks.
- These jars are microwave and dishwasher safe, making them easy to clean and reheat if needed.
- This set of two overnight oats jars is perfect for those who like to meal prep or have trouble eating a nutritious breakfast in the morning.
Our Recommendations
The SMARCH Overnight Oats Jars with Lid and Spoon Set of 2 are the perfect way to enjoy a healthy and delicious breakfast on the go. The set includes two glass jars with screw-on lids and matching spoons, so you can easily mix up your favorite oatmeal flavor combination and grab it to go. The jars are also great for storing other snacks like nuts or dried fruit. I love that they’re reusable and dishwasher safe – it’s an eco-friendly way to start my day!
3. Paksh Novelty Mason Jars 16 oz – 6-Pack Quilted Wide …
- Brand: Paksh Novelty
- Manufacturer: Paksh Novelty
- Color: 16 oz, Pack of 6
These mason jars are perfect for canning, storing, and serving! They have a wide mouth for easy filling and a quilted design that adds a touch of style. The 6-pack is great for stocking up or for giving as gifts.
Advantages
- These jars are perfect for canning and preserving fruits, vegetables, and other food items.
- The quilted design adds a touch of style and elegance to your kitchen or home decor.
- The wide mouth makes it easy to fill the jars with whatever you’re canning or preserving.
- The sturdy construction ensures that these jars will last for many years.
- The six-pack provides you with plenty of jars to get started on your canning and preserving projects.
Our Recommendations
These mason jars are perfect for canning or everyday use! They are a good size and the quilted detail is pretty. The price is great for a 6-pack, too.
4. Paksh Novelty Mason Jars 16 oz – 4-Pack Regular Mouth …
- Brand: Paksh Novelty
- Manufacturer: Paksh Novelty
- Color: 16 oz, 4 Pack
- Dimensions: Height: 187.007874 Inches Width: 2.75 Inches Length: 2.75 Inches
This set of four mason jars is perfect for canning, storing, and gifting homemade jams, jellies, sauces, and more! The regular mouth design makes them easy to fill and clean, while the 16 oz size is just right for a variety of uses. Durable and attractive, these jars will be a welcome addition to your kitchen supplies!
Advantages
- The jars are made of high quality, durable glass that can withstand regular use.
- The regular mouth design makes them easy to fill and clean.
- The screw-on lids create an airtight seal that helps keep food fresh longer.
- The 16 oz size is perfect for storing and serving individual portions of food or beverages.
- The 4-pack offers great value for money and ensures you always have plenty on hand.
Our Recommendations
These jars are perfect for canning and make a great addition to any kitchen. They are also perfect for gifts, as they can be filled with homemade jams or other goodies. The regular mouth makes them easy to fill and the wide mouth makes them easy to eat out of. Overall, these jars are a great value and would recommend them to anyone looking for a good Mason jar.
5. Mason Jars Regular Mouth – 8 oz Clear Glass Jars …
- Brand: Yomarket
- Manufacturer: Yomarket
- Color: 6
These are perfect for canning and preserving your own fruits, vegetables, and sauces! The regular mouth makes it easy to fill and empty the jars, and the clear glass lets you see what’s inside. They’re also great for storing dry goods like beans, rice, and flour.
Advantages
- They are perfect for canning and preserving fruits, vegetables, and other foods.
- They are made of high quality, durable glass that will last for years.
- They have a wide mouth that makes them easy to fill and clean.
- They are stackable, so they take up less space in your cupboard or pantry.
- They have a classic look that goes with any kitchen décor.
Our Recommendations
I highly recommend these mason jars! They are the perfect size for canning and storing food. The clear glass allows you to see what is inside and the regular mouth makes them easy to fill and clean.
6. Glass Regular Mouth Mason Jars, 16 oz Clear Glass Jars …
- Brand: YINGERHUAN
- Color: Transparent
- Dimensions: Weight: 500.0 ounces `
These versatile mason jars are perfect for canning, crafting, and storage! The regular mouth opening is easy to fill, and the clear glass lets you see what’s inside. The 16 oz size is great for small batches or individual servings.
Advantages
- 1.Can be used for canning and preserving food
- 2.Airtight and leak-proof
- 3.Keeps food fresh for a longer period of time
- 4.Made of durable glass material
- 5.Dishwasher safe
Our Recommendations
We love these mason jars! They are the perfect size for canning and preserving and we’ve never had any issues with them. The glass is nice and thick and they seal up perfectly. We will definitely be buying more in the future!
7. Overnight Oats Container Jar (4-Piece set) – 16 oz Plastic …
- Brand: Mongsterware
- Manufacturer: YZWDTGS
- Color: Blue
- Dimensions: Height: 4.40157479866 Inches Width: 3.99999999592 Inches Length: 3.99999999592 Inches Weight: 2.2 ounces `
This Overnight Oats Container is perfect for those who want to meal prep or have a quick and easy breakfast on the go! It comes with 4 jars, each 16oz, so you can make enough for the whole week. The best part is that it’s made out of durable plastic, so it will last you a long time!
Advantages
- The Overnight Oats Container Jar is a great way to store and keep your oats fresh.
- The jar is made of durable plastic and is dishwasher safe.
- The lid of the jar has an airtight seal which helps to keep the contents fresh for longer periods of time.
- The container can hold up to 16 ounces of oats, making it perfect for meal prep or on-the-go snacks.
- The Overnight Oats Container Jar is a 4-piece set that includes 1 jar, 1 lid, 1 scoop, and 1 measuring cup.
Our Recommendations
The Overnight Oats Container Jar (4-Piece set) – 16 oz Plastic is a great product. I’ve been using it for a few weeks now and it keeps my oats fresh and tasty. The jar is also very easy to clean. I would definitely recommend this product to anyone who is looking for an easy way to make overnight oats.
8. Wide Mouth Glass Mason Jars 16 oz, 6 Pack Glass …
- Brand: Melcars
- Manufacturer: Melcars
- Color: Wide Mouth
These mason jars are perfect for canning or storing food and drinks. They have a wide mouth for easy filling and come in a 6-pack, so you’ll always have extras on hand. The clear glass construction lets you see what’s inside at a glance, and the 16 oz size is just right for everyday use.
Advantages
- The jars have a wide mouth, making them easy to fill.
- They are made of glass, so they are reusable and recyclable.
- They are perfect for storing homemade jams, jellies, and other preserves.
- They can also be used for canning fruits and vegetables.
- The 6 pack is a great value!
Our Recommendations
I absolutely love these jars! They are the perfect size for canning and storing things like jams and jellies. The wide mouth makes them easy to fill and the glass is nice and thick. I will definitely be buying more of these in the future!
9. Mason Jars 10 oz, 12 PACK Small Glass Jars with …
- Brand: Glass Octopus
- Manufacturer: Glass Octopus
- Color: Clear
- Dimensions: Height: 3.5 Inches Width: 3.1 Inches Length: 3.1 Inches Weight: 0.51 Pounds `
These Mason Jars are perfect for small canning or storage projects! The 12 pack provides plenty of jars to get the job done, and at 10 ounces each, they’re the perfect size for jams, jellies, or spices. The tight-fitting lids ensure a safe and secure seal, so you can rest assured your food will stay fresh.
Advantages
- Canning
- Pickling
- Food Storage
- Gifts
- Crafting
Our Recommendations
These mason jars are perfect for canning fruits and vegetables from my garden! They are the perfect size, and I love that they come in a 12 pack so I always have extras on hand. The screw on lids create an airtight seal, which is important for canning. I highly recommend these mason jars!
10. Overnight Oats Container Mason Jars – 10oz Yogurt Oatmeal Glass …
- Brand: KOIKEY
- Manufacturer: KOIKEY
- Color: Grey
Our Overnight Oats Container Mason Jars are perfect for yogurt or oatmeal! They hold 10oz and are made of glass, so you can see your food. The lids fit snugly to keep your oats fresh.
Advantages
- Overnight oats are a healthy and nutritious breakfast option.
- They are quick and easy to prepare, making them ideal for busy mornings.
- Overnight oats can be made in advance, so you can always have a healthy breakfast ready to go.
- Mason jars are the perfect size for individual servings of overnight oats.
- Glass mason jars are reusable, so they are an eco-friendly option
Our Recommendations
I absolutely love these Overnight Oats Containers! They are the perfect size for my yogurt oatmeal and they keep it fresh and cold all night. I would definitely recommend them to anyone!
Frequently Asked Questions
What size Mason jar is good for overnight oats?
When it comes to making overnight oats, there are a few different factors to consider. The first is the size of the Mason jar. A good rule of thumb is to use a jar that is at least 16 ounces in size.
This will give you enough room to add all of the ingredients without having to worry about them spilling over.Another factor to consider is the type of oats you are using. If you are using quick oats, then you will want to use a smaller amount than if you were using rolled oats.
This is because quick oats absorb more liquid and will expand more during the overnight soaking process.Once you have decided on the perfect size Mason jar for your overnight oats, it's time to start adding ingredients! A typical recipe will call for milk, yogurt, fruit, and honey or maple syrup.
But feel free to get creative and add whatever toppings or mix-ins you like best. Just be sure to leave enough room in the jar so that everything can fit comfortably.
What jars to use for overnight oats?
There are a few things to consider when deciding what jars to use for overnight oats. The first is the size of the jar. Overnight oats can be made in small jars, like mason jars, or large jars, like quart-sized jars.
The second thing to consider is the type of lid. Overnight oats can be made with either a screw-on lid or a snap-on lid. The third thing to consider is the material of the jar.
Overnight oats can be made in glass or plastic jars.The best jar for overnight oats is a mason jar with a screw-on lid. Mason jars are the perfect size for individual servings of overnight oats.
They also have tight-fitting lids that will keep your oats fresh and prevent them from spilling. Glass mason jars are also microwave safe, so you can reheat your oatmeal right in the jar. If you prefer to use plastic containers, look for BPA-free options with tight fitting lids.
What is a good serving size for overnight oats?
When it comes to portion size, there is no one-size-fits-all answer for overnight oats. The ideal amount will vary depending on your appetite, goals, and what you're adding to your oatmeal. If you're looking for a general guideline, a good starting point is 1/2 cup dry oats (typically 100-120 calories' worth) with 1 cup of liquid (milk or water).
This ratio will yield a hearty yet manageable serving that can be easily customized. From there, feel free to add toppings and mix-ins as desired. If you find that you're still hungry after eating this amount, simply increase the next time around.
Conversely, if you find yourself struggling to finish your bowl, scale back accordingly.
Why do people use mason jars for overnight oats?
There are a few reasons that people might choose to use mason jars for their overnight oats. One reason is that mason jars can be easily sealed, which helps to keep the oats fresh and prevents them from drying out. Additionally, mason jars are often transparent, so you can see how your oats are doing as they soak overnight.
Finally, mason jars (unlike some other containers) won't absorb any of the flavors or scents of the oats, so your breakfast will taste exactly as it should.
Conclusion
If you’re looking for the best size mason jar for overnight oats, look no further than the Ball 64-Ounce Wide Mouth Jar. This jar is the perfect size for making a large batch of overnight oats, and it’s also dishwasher safe, so cleanup is a breeze.

I’m Asma Sheikh, a home cook and recipe developer with a passion for all things food. On my blog (The Kitchen Advisor), you’ll find everything from healthy weeknight dinners to decadent desserts, and everything in between. So whether you’re a seasoned home cook or just getting started in the kitchen, I hope you’ll find something here that inspires you to get cooking!