How to Store Coffee

By

Bryan Huynh

on April 16, 2024

header image

Coffee remains one of the most widely consumed drinks on the planet. While a mug of freshly prepared coffee can help to reduce anxiety, it requires a lot of effort to make the ideal brew. That is why it is vital to begin shortly after the beans are harvested. To preserve the freshness, fragrance, and flavor of coffee beans, they must be stored properly. Since musty or rotten coffee beans produce terrible coffee, preserving coffee is an important aspect of the brewing process. However, how can you preserve the coffee to retain its flavor and aroma?

Seeing as coffee beans have a longer lifespan than ground coffee, it's a good idea to invest in a coffee grinder. Ground coffee may last for some time, but beans can last for months if properly kept. After that, the fresh scent starts to fade. Check out our Coffee Clubs page to compare and read more reviews of our favorite coffee clubs.

Freshness is essential

To make the coffee fresh, follow these four guidelines:

  • Reduce air movement.
  • Minimize temperature variations.
  • Create a moisture-free atmosphere.
  • Prevent direct sunlight exposure.

These are the guidelines for storing coffee, and fortunately, they're simple to follow at home. Although a bad cup of coffee will not make you sick, it will have a bland flavor and scent.

Air

Freshly roasted coffee emits a significant amount of CO2. It's an unavoidable side effect of the roasting operation. Enabling CO2 to escape while avoiding oxidation is the secret to making coffee fresh for as long as possible. Because additional surface area enhances oxidation, ground coffee would oxidize considerably quicker than whole bean coffee. Coffee's greatest foe is air. Because coffee lipids readily become rancid when exposed to air, it's critical to keep your coffee in an airtight container.

Since most coffee packets are sealed, the difficulties start the moment you open the bag. The authentic coffee bag is the best overall option since it can be resealed. For instance, Slurp sachets, for instance, are retractable for longer storage and usage. Whenever the coffee bag isn't impermeable, you'll need to keep your caffeine in a sealed jar. It's also not good to move the beverage from one jar to another since this aerates the drink.

Moisture

Coffee beans and grinds are particularly reactive to dampness and, if subjected to it, can quickly deteriorate. The coffee bag must be properly sealed to avoid absorbing water from the atmosphere or becoming wet by mistake.

Sunlight

Coffee tastes moldy when exposed to direct sunlight, and the more it is exposed to direct sunlight, particularly immediately upon roasting, the worse it tastes. As a result, it's better to keep the coffee in a cabinet or somewhere else out of direct sunlight.

Changes in temperature

If you warm the coffee before using it, the scents begin to fade, and the coffee will taste milder. Temperature fluctuations, particularly rapid ones, alter the water content of the coffee and may cause it to spoil. As a result, leaving your coffee near your burner is just a no-no.

Should I Freeze or Shouldn't I Freeze?

One of the most persistent of these beliefs is that keeping the beverage in the freezer will keep it fresher for longer. There's really nothing inherently improper about chilling coffee beans. They ought to be alright if used quickly after being removed if they're airtight and kept away from any foodstuffs for no more than six months. Since coffee is so effective at absorbing fragrances, it should be kept away from spices and anything else that smells. When the coffee packet is intact, and you anticipate it will be sealed for weeks or months, freezing it is an excellent approach. The taste of your coffee will last longer if you freeze it. Coffee bags that haven't been opened should be frozen.

Allow time for the coffee bag to keep warm once you remove it from the freezer. If you unzip a cold coffee packet, the change in temperature will cause moisture to enter the packaging, ruining the coffee. The purpose of freezing coffee is to protect it from getting wet. Divide your coffee consumption into weekly quantities. Sealable freezer packs and plastic wrap were used for packaging those parts. Surplus air must be sucked out of the bag in the freezer with a straw as soon as possible. Collect the weekly piece as needed and keep it in an airtight vessel in a dry location, such as your pantry. Do not return it to the refrigerator.

Look at the roasted date

Individuals would not really buy expired food, so verify that your coffee's roast date is up to date. This is the initial step in making your coffee in your household fresher. Getting fresh coffee is strongly advised. Keep in mind that coffee requires degassing, which can take anywhere from four to seven days after roasting. Various gases, such as carbon dioxide, develop inside the bean throughout the roasting process. Degassing is the action of releasing carbon dioxide from the bean after it has been roasted. If you're making it, you'll be able to utilize your filter coffee several days after the roast date. It's best to delay for at least seven days before preparing an espresso. If not, the bean's gases might obstruct the water and cause the extraction to fail, leaving a stale and flat flavor. Coffee should be consumed within one month following roasting. This isn't to say that you can't enjoy the coffee after a month has passed since it was roasted. If you want the greatest flavor from your coffee, it's just not a good idea.

Vessels should always be impermeable as well as away from light

Coffee is best stored in dark, tightly sealed vessels. If individuals are really concerned about your coffee, though, you'll want to use a component that doesn't absorb the aromas. Metal, as well as ceramic jars, are non-absorbent, so they won't absorb the aromas of the coffee. The next best choice is to use glass jars. Although plastic vessels aren't excellent for long-term preservation, they'll suffice as long as the coffee is consumed within two weeks. The retail packaging for coffee isn't always suited for long-term preservation. Invest in sealed storage jars if at all possible.

Consider purchasing the appropriate amount of coffee

The first and most important rule of coffee storage is to not buy too much at first. Check to see if you're purchasing in small enough quantities to utilize the coffee before it goes bad. In others, this involves figuring out how to walk a fine line between purchasing new beans every other day and getting so many that you have to wait several days, if not weeks, between purchases. While there's nothing improper with purchasing a large quantity of coffee at once, you'll need to devise a complex storage method to keep it all fresh. This is a lot more difficult than just buying as much coffee as we require at any given time. When it comes to keeping coffee at home, the ordinary individual has a few options. You aren't simply purchasing it by the mug. You don't need to be concerned about squandering coffee if you keep your portions minimal.

Purchase whole beans and maintain them that way for as long as possible. For the best flavor, purchase the coffee beans whole and keep them in an airtight jar in a dark spot. Grind the ingredients just before serving. Grinding coffee breaks apart the beans and their fats, exposing the beans to the atmosphere and accelerating the staleness of the coffee, regardless of how it is stored. This is particularly true when it comes to flavored coffees!

Coffee that has been vacuum-sealed

Coffee that has been vacuum-sealed is not the same as coffee that has been freshly ground. Whenever coffee is roasted, carbon dioxide is released, and it continues to be released for days following that. Freshly roasted coffee should be placed in valve-sealed pouches to allow fumes to permeate and should be consumed within 48 hours following roasting. Pre-ground coffee, which we clearly know will not taste as wonderful as freshly ground coffee, is best vacuum sealed. Vacuum containers, which involve filling the container with coffee, fastening on the top, and pressing a button to expel the air within, may be purchased online. 

Using non-reactive containers for storage

To avoid imparting any undesired flavors to your coffee beans, the storage vessel should be constructed of a non-reactive substance. Save Grain Bags are made using EVOH (ethylene vinyl alcohol), which does not alter the flavor of the coffee beans in any manner. It should be kept in an insect-free environment. Coffee beans should be stored in an insect-free environment. By keeping the beans in a hermetically sealed bag, you can prevent them from spoiling due to bugs.

Storing in the chute of your grinder is likewise a bad idea. These grinders are frequently not impermeable, allowing fat to build up within the grinder and causing coffee to stale faster. If you consume more than one type of coffee, leaving it in your grinder isn't a good idea; various coffees will unavoidably combine in the grinder, rendering it extremely difficult to adapt to varied grind sizes.

About the Author

Product Tester & Writer

Bryan Huynh

Product Tester & Writer

Bryan Huynh is a determined Product Tester & Writer. Being a coffee addict, it is only right that he mainly tests and reviews different coffee from around the world and coffee subscription services.

Bryan Huynh is a determined Product Tester & Writer. Being a coffee addict, it is only right that he mainly tests and reviews different coffee from around the world and coffee subscription services.