How to grind coffee beans without a coffee grinder? I didn’t always have a coffee grinder. For a long time, I preferred to buy ground coffee from my local Wegmans. However, as soon as I understood my passion for really good coffee, I read up tons about the benefits of different types of coffee. I learned that buying whole beans was best, and it was up to me to decide on the best grind size for my specific coffee beverage. However, I did not want to buy an expensive coffee grinder at first. I wanted to grind coffee beans with no coffee grinder. It turned out that there were some good ways to grind coffee beans without a grinder. None of them can yield the same results as a coffee grinder, but they can do the trick every now and then!

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PROs and CONs of grinding coffee without a coffee grinder

Grinding method PROs CONs
Blender
  • Fast
  • More precise
  • Can burn coffee
  • May damage blender
Mortar and pestle
  • Can achieve finer grind
  • More control over grind size
  • Requires physical effort
  • Requires time
Hammer
  • Fast for a coarse grind size
  • Inexpensive
  • Takes effort (and precision)
  • Can be messy
Rolling pin
  • Inexpensive
  • Does not yield fine grinds
  • Can be messy
Knife
  • Inexpensive
  • Does not yield fine grinds
  • Can be messy and might be harmful
Food processor
  • Fast
  • Easy to use
  • Needs cleaning (time)
  • Can burn coffee
Mincer
  • Easy to use (even if manual)
  • Needs cleaning (time)
  • Blades can break if beans are tough
Meat tenderdizer
  • Inexpensive
  • Can be messy
  • Requires time and effort

Ultimate Guide: alternative ways to grind coffee beans

In our guide, you will find many practical ways of grinding beans when no coffee grinders are available. We are covering the following:

  • Blender
  • Mortar and pestle
  • Hammer
  • Rolling pin
  • Knife
  • Food processor
  • Mincer
  • Meat tenderizer

However, if you are serious about your coffee, you’ll want to invest in a coffee grinder soon. Grinding coffee in a proper grinder creates consistent coffee particles that will lead to a balanced coffee extraction, making your coffee taste better and less bitter.

The grinder will also be able to grind the beans at the size you need and desire, something these ad-hoc methods discussed in this article cannot do.

Basically, none of these methods (except maybe, in some measure, for the mortar and pestle method), can achieve a fine grind (they can all work fine for a coarse or a medium grind). So, if what you want to brew is espresso, you need to buy a coffee a grinder.

Coffee styles and brewing methods by grind size type

Blender

How to grind coffee with a blender?

A blender can be a great and easy alternative to grind coffee beans without a grinder.

I just have to put coffee beans inside the blender, and everything is ready to go. The longer coffee beans “blend,” the finer the grind is going to be. It took me several times of trial and error, before I was able to determine the time to get a desired grind size.

A couple of things to remember:

  • a blender will need to be cleaned and dried beforehand (so coffee beans/grounds don’t stick to the sides)
  • a blender will need to be cleaned and dried after the use
  • blenders have not actually been created to grind coffee beans, so grinding beans in the blender can harm the motor or blades of the blender.

It is better to always try to grind only a small quantity of beans at a time (one tablespoon) using the pulse function, and then to add more if needed. Some blenders have a Grind function, which will be even better to use.

Mortar and pestle

How to grind coffee with a mortar and pestle

A mortar and pestle is another alternative method to grind coffee beans with no coffee grinders. Mortars and pestles are typically very helpful in crushing seeds and spices, and they can work miracles in crushing coffee beans.

Grinding coffee beans with a mortar and pestle is fairly intuitive and easy.

  • Put the beans in the mortar.
  • Crush them using the pestle.
  • Make sure that coffee beans or particles are equal in size to each other

Our recommendation is to use a granite mortar and pestle. It works best for coffee beans, since they are a little tougher than other spices or seeds.

Hammer

How to grind coffee with a hammer?

Hammers are an intuitive and simple way to grind coffee beans. However, they do take some physical effort to crush coffee beans to the desired level of granularity. Grinding coffee beans with a hammer can also cause some mess, but we have a couple of ideas to keep your kitchen space clean.

  • Put a desired amount of coffee beans in a ziplock bag.
  • Wrap a ziplock bag in a kitchen cloth (that will avoid creating too much mess and noise).
  • Placing the bag with the beans on a wooden board to reduce some noise.
  • Begin crushing the beans with a hammer.

The method is simple otherwise: just crush the beans by hitting them with the hammer.

Rolling pin

How to grind coffee with a rolling pin?

A rolling pin and a hammer are quite similar when it comes to crushing coffee seeds for a delicious cup of coffee. Hammers might be a little easier (and more effortless) than rolling pins. Hammers crush coffee beans through hitting, while rolling pins crush coffee beans through rolling over with pins.

It is a good idea to prepare the beans in the same way we prepare them before using the hammer.

  • Put a desired amount of coffee beans in a ziplock bag.
  • Wrap a ziplock bag in a kitchen cloth (that will avoid creating too much mess and noise).
  • Placing the bag with the beans on a wooden board to reduce some noise.
  • Begin rolling the beans with a rolling pin.

Our recommendation is to completely remove air from the ziplock bag and to close the bag completely. The movements of the rolling pin will try to push air out of the bag and the bag might open, creating a coffee grounds mess on the kitchen counter.

Knife

How to grind coffee with a knife?

Crushing coffee beans with a knife involves placing the flat side of the blade on the beans and pressing down.

In a way, this method is very similar to using a rolling pin. Instead of a rolling pin, however, we are using the blade of a knife. In my opinion, using the knife to grind coffee beans is not the best method. It requires a lot of physical effort and takes a lot of time. In fact, a knife is the last tool to grind coffee beans I would use.

Preparing the beans in the same way as when using the rolling pin or the hammer can be a good idea, because this can get really messy.

  • Put a desired amount of coffee beans in a ziplock bag.
  • Wrap a ziplock bag in a kitchen cloth (that will avoid creating too much mess and noise).
  • Placing the bag with the beans on a wooden board to get some support from underneath.
  • Begin crushing beans with the knife’s blade.

Be extra careful when using the knife to avoid any cuts. Maybe using a knife with a bigger blade would work best in this situation, something like a cleaver, for instance.

Food processor

How to grind coffee with a food processor?

Using a food processor to grind coffee beans is a great hands-free alternative to a coffee grinder. It works in a similar fashion to a blender.

  • Put a small amount of coffee beans in the processor at a time.
  • Use the pulse function, if possible.
  • Check whether beans have reached the desired grind size every couple of seconds.

The advantages of using a food processor are the same as using a blender: I don’t have to do much except placing the beans inside the processor and washing the appliance afterwards.

The disadvantages are also the same: the beans can harm the blades and the motor of the processor, and, if I leave the processor on for too long, it can heat up the beans and burn the coffee.

Mincer

How to grind coffee with a mincer?

A mincer is a super easy and straightforward tool to grind coffee beans.

  • Place a small quantity of coffee beans inside the mincer
  • Turn the leaver or press the button (if your mincer is electric).
  • Make sure you have placed a cup under the mincer to collect the grounds.

We have found mincers to be okay in yielding coarse coffee grinds. Therefore, it might be necessary to run coffee beans through the mincer more than once, depending on the desired level of grind size.

Meat tenderdizer

How to grind coffee with a meat tenderdizer?

Using the tenderizer involves the same process as using a hammer. Prepare the beans by placing them in a ziplock bag, wrap the bag in a kitchen cloth, and then crush the beans by hitting them with the meat tenderizer. Using a wooden board under the beans is a good idea to protect the counter and to reduce the noise.

What do we recommend?

If you have some leftover coffee beans, and do not know how to make use of them without a coffee grinder, one of the methods outlined above might work for you. We all have may have a hammer, a rolling pin or a knife. Those are some basic tools to grind coffee beans without a coffee grinder.

If you are unwilling to try any of the above methods to grind coffee beans, there is always the option of taking your beans to a coffee shop and asking the barista to grind them for you. It might cost you a small fee, and your coffee will not be freshly ground every time you use it, but it will mean less trouble for you. Happy grinding!

What is your favorite way to grind coffee without a coffee grinder? Have you tried any of the methods above? Which alternative way to coffee grinding yields the finest and best grind size?

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