The Ultimate Guide to Grind Coffee Beans in Ninja Like a Pro!

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If you’re a coffee lover who likes to grind your beans at home, you might have wondered if you can use a ninja blender. After all, ninja blenders are powerful machines that can chop, blend and puree almost anything. But can they handle coffee beans?

The answer is yes, you can grind coffee beans in a ninja blender. A ninja blender has sharp blades and a high-speed motor.

It can turn whole coffee beans into fine or coarse grounds in seconds. You can adjust the texture of your grounds by pulsing the blender for different durations.

In this article, I’ll show you how to grind coffee beans in a ninja blender and give you some tips and tricks to get the best results.

I’ll also compare the different types of Ninja blenders that help you decide which one suits your needs best.

How to Grind Coffee Beans in a Ninja Blender?

Here’s a step-by-step guide to grinding coffee beans in a Ninja blender with a fun and creative twist:

Step 1: Clean Your Blender Before You Start

You don’t want any traces of smoothie or salsa in your coffee, do you? You can wash the blender jar and the blades with dish soap and hot water. Rinse them well and dry them with a clean cloth.

Alternatively, fill the blender jar with water and a few drops of vinegar and blend it for a few seconds. This will help remove any odors or residues from the blender.

Step 2: Prep Your Beans

Before you start, ensure you have a fresh batch of whole coffee beans. I recommend using a medium roast for a well-balanced flavor. However, you can try experimenting with different roasts and blends.

Step 3: Measure Your Beans

Next, measure the number of beans you need for your desired amount of coffee. Generally, you’ll want to use 1 to 2 tablespoons of coffee grounds for every 6 ounces (one cup) of water.

Step 3: Load Up Your Ninja

Now it’s time to load up your Ninja blender with the coffee beans. Put the beans in the blender jar and secure the lid tightly.

However, keep in mind not to overload your machine. You want enough room for the beans to move around and get ground evenly.

ninja coffee grinder

Step 4: Blend

Select the “grind” or “pulse” setting on your blender. Start your Ninja blender on the lowest setting.

Then gradually increase the speed until the beans are ground to your desired consistency. Let the machine run for a few seconds, then stop and shake the jar to redistribute the beans.

Repeat this step until you get the desired consistency. You can check this by opening the lid and looking at the grounds. Be careful not to over-grind them, or they’ll lose their flavor.

Step 5: Clean up

Finally, it’s time to clean up your Ninja blender. But before that, Transfer the grounds to an airtight container to brew delicious coffee.

After that, thoroughly wash the blades and container to avoid any leftover coffee residue affecting your next blend’s flavor.

Pros and Cons of Using Ninja Blender for Grinding Coffee Beans

Here are some pros and cons of using a Ninja blender to grind coffee beans


  • A ninja blender can grind coffee beans quickly and evenly with its powerful motor and sharp blades.
  • You can also use a ninja blender to make smoothies and frappes and chop spices.
  • It can provide a custom blend of beans that suits your taste and preference.
  • A ninja blender can save money using whole beans instead of pre-ground coffee.


  • You won’t get the same consistency as a coffee grinder, especially for finer grinds.
  • A ninja blender may heat the beans if you grind them too long. This can affect their flavor.
  • A ninja blender may not be compatible with all coffee makers, such as espresso machines or French presses.

Tips and Tricks for Best Coffee Grinding Results From Your Ninja Blender

So you’ve decided to use your Ninja blender to grind your coffee beans – great choice.

However, if you want to achieve the best possible results, you should keep a few tips and tricks in mind. Here are some of my tried:

  • First, ensure your Ninja blender is clean and plugged in properly. You don’t want any unwanted flavors or smells in your coffee, do you?
  • Next, decide what kind of texture you want for your grounds. Do you prefer a fine grind, a medium grind, or a coarse grind? The choice is yours.
  • To grind the beans, use the pulse function instead of blending them continuously. This will give you more control over the consistency and prevent overheating.
  • For better results, use a single-serve cup attachment option. It will produce a finer and will give even more grind.
  • After grinding your beans, transfer them to an airtight container and store them in a cool and dark place. Use them as soon as possible for maximum freshness and flavor.
  • Don’t forget to clean your Ninja blender after use. Rinse it with warm water and soap, or put it in the dishwasher if it’s dishwasher-safe.
  • Don’t overload the blender. Throwing a whole bag of beans in your Ninja might be tempting. But trust me – you’ll get better results working in smaller batches.

Now, you know how to grind coffee beans with your Ninja blender like a pro. Enjoy your delicious cup of coffee, and have a great day.

Pro Tip: You can use a coarse grind to make a cold brew for your coffee. This will give you a good result without making the coffee too bitter or acidic.

Some Recommended Ninja Blenders for Coffee Grinding

As an expert in coffee grinding, I have used various blenders. Here are a couple of my favorites:

Ninja Espresso & Coffee Barista System

Ninja Espresso & Coffee Barista System lets you enjoy cafe-quality coffee at home. You can easily grind your beans, brew espresso or drip coffee, and froth milk.

Plus, it has a sleek design and a glass carafe that keeps your coffee hot. 

On top of that, the machine also has 9 ground brew sizes, 3 espresso capsule styles, and 4 ground brew styles. Lastly, this Ninja comes with a glass carafe and a built-in frother.

Ninja Espresso and Coffee Barista

Ninja Professional Plus Kitchen System with Auto-iQ: 

Ninja Professional Plus Kitchen System is more than just a blender. It’s a versatile kitchen system that can help you prepare smoothies, soups, sauces, doughs, and more. 

This machine has a powerful motor and smart programs that adjust the speed and time for optimal results. 

Also, you will get a food processor bowl and a dough blade that can chop ingredients. With this blender, you can unleash your culinary creativity.

Ninja Professional Plus Kitchen System

Ninja TWISTi, High-Speed Blender DUO

This machine is a high-speed blender that can handle any task. It has a pitcher and a single-serve cup that lets you blend large or small batches of ingredients. 

The presence of a twist tamper will help you push down stubborn ingredients without stopping the blender. 

Plus, the drizzle cap lets you add liquids while blending without making a mess. Ninja TWISTi is perfect for making smoothies, nut butter, dips, and more.

Ninja TWISTi

Dry Ingredients Vs. Wet Ingredients Grind in a Ninja Blender

If you want to make your powders, flours, and spices at home, you might wonder if your Ninja blender can handle dry ingredients. The answer is yes.

The Ninja blender has a powerful motor and sharp blades that can grind dry ingredients into fine particles in seconds.

However, you should use a different jar or blade for wet and dry ingredients. This can affect the performance and quality of your blends.

This is because a dry container has a narrower bottom and taller sides. This helps create a vortex that pulls the ingredients down toward the blades.

On the other hand, a wet container has wider and shorter sides that allow the ingredients to move more freely.

Ninja Blender Vs. Coffee Grinder

When it comes to grinding, both a Ninja blender and a regular coffee grinder can do the jobs, but which is better? 

A coffee grinder is a device that can grind any type of coffee bean into a fine or coarse powder. It can be manual or electric.

Contrary to that, a blender is an electric device that can blend, chop, mix, and puree various ingredients. It has a pitcher-like container with a blade at the bottom that rotates quickly.

The main difference is that a coffee grinder is designed specifically for grinding coffee beans. In contrast, a blender is more versatile and can handle different tasks.

Additionally, a coffee grinder can produce more consistent and uniform grinds than a blender, especially if it’s a burr grinder. However, the blender can grind faster than a manual grinder, but it may overheat the beans and affect their flavor.

Furthermore, your coffee grinder can produce finer grinds than a blender, which is important for espresso brewing. A blender may not be able to achieve the same level of fineness as a burr grinder, and it may leave some chunks of beans behind.

Here is a comprehensive table that differentiates the both:

Feature Ninja BlenderCoffee Grinder
Power Electric onlyElectric or manual only
Versatility High Low
Precision Medium High 
Purpose MultiuseCoffee only
Speed Vast varies
Manual Coffee Grinder


Alright, there you have everything you need to know about grinding coffee beans in a Ninja blender. With simple tips and tricks, you can get a perfectly ground coffee every time without needing a separate coffee grinder.

In short, whether you’re looking for a versatile tool or a specialized coffee grinder designed specifically for coffee beans, a Ninja blender is perfect for you.

So grab your favorite coffee beans, fire up your Ninja blender, and get ready to brew the perfect cup of coffee. Happy brewing!


How Do You Clean Your Ninja Blender Before and After Grinding Coffee Beans?

To clean a Ninja blender, follow this method:

Rinse the blender jar and blades with water. If there are any viable content particles, wash them thoroughly with dish soap.

After grinding, fill the jar halfway with warm water and dish soap. Blend for a minute, then rinse and dry.

Is Grinding Coffee Beans in a Ninja Blender Safe, or Could the Blades Become Damaged?

Yup, It is safe to grind coffee beans in a Ninja blender. The blades are strong, sharp, and durable enough to handle the workload.

What Attachment Should You Use for Your Desired Grind Size and Consistency?

The attachment depends on the brew method and desired flavor. Generally, finer grinds extract faster, and coarser grinds extract slower. You can use a burr grinder for consistent particle size.

How Loud is a Ninja Blender When Grinding Coffee Beans, and is It Likely to Disturb Others in the Household?

A Ninja blender is usually loud when grinding coffee beans. The sound level may range from 69 to 88 decibels. It may also disturb others depending on their sensitivity and distance.

How Do You Adjust Your Grind Size According to Your Brewing Method and Preference?

To adjust your grind size, consider your brewing method and preference. Generally, finer grinds suit faster plans and stronger flavors. 

In contrast, coarser grinds serve slower methods and lighter tastes. Play with different options to find your ideal balance.

Is It OK to Grind Coffee Beans in a Food Processor?

Yes, you can grind coffee beans in a food processor. However, it may need help to produce a consistent grind size. Use short pulses and shake the processor while grinding.

Can You Use Whole Beans in a Ninja Coffee Maker?

Theoretically, you can use whole beans in a Ninja coffee maker. However, the brewing process can take longer due to the small surface area of unground beans. Plus, it may not give you a different experience than expected.

Is it Better to Grind Coffee Manually?

It depends on your preference and budget.

Manual grinders are cheaper, more precise, and more durable than electric grinders but require more effort and time.

Electric grinders are convenient, fast, and easy to use but can be loud, expensive, and less consistent. Taste-wise, there is o difference between both.

Does Coffee Taste Better When You Grind It?

Coffee can taste better when you grind it because it preserves flavor and freshness. However, the grind size may affect the taste and extraction rate, so match it with your brewing method.

Why Do You Spray Coffee Beans Before Grinding?

Spraying coffee beans before grinding reduces static electricity and mess. It also improves accuracy and grinder maintenance.

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