How To Prevent Oil On Coffee Bean Medium Roast

How To Prevent Oil On Coffee Bean Medium Roast

Sure, the shiny surface on the coffee beans might have already made you wonder what might be the cause. And after several surveys, you have finally come to an understanding that it’s the oil that gets produced from your coffee beans. And to prevent oil on them, here’s presenting your comprehensive guide to prepare medium-roast coffee.

Oily coffee beans are a result of the lipids within beans. As it comes to the surface in the form of oil, the surface becomes shiny! It happens either because of storing the roasted beans or due to the long-roast process. However, not always do oily beans indicate a warning sign.

How thoroughly your coffee beans get roasted is an on-point factor determining whether the oil is a bad or good sign. So, if you see oil on a medium or light roast, they were apparently stored for a longer time. Also, it might be because they were stored in an improper container. Keep reading on to learn further on this front.

How To Prevent Oil On Coffee Bean Medium Roast?

Given the introduction of specialty coffee stores, science and technology associated with manufacturing coffee have undergone a significant change. That said, now you get a wide range of coffee beans – starting from dark roast to light or medium roast.

It’s not necessary that you have to like the burnt flavor of your coffee. At times, the sweet and nutty flavor also makes sense. And this is where the origin of medium roast coffee comes into being.

Unlike dark roast, where oil indicates freshness, quality medium roast beans have no oil. As they are light roast, they tend to be sweeter than other variants. In fact, it’s an authentic blend of smooth flavor and the unique aroma of the coffee.

However, there’s one problem that you may experience if you prepare medium roast coffee at home. With that said, unnecessary oil on the surface can make your coffee taste bad.

Thus, it is imperative to consider learning the simple steps to prevent oil on your medium-roast coffee beans. For this reason, let’s dive into the below-offered narration without further delay.

Methods To Prepare Your Medium-Roast Coffee & Prevent Oil

Who would ever not like the burnt flavor of dark-roast coffee? Almost everyone! Although the popularity of dark-roast coffee remains unaltered, enter the Gen-Y and Gen-Z, who prefer their coffee sweet and authentic. Yes, that’s why medium-roast coffee has already acquired predominant fame.

But not to forget, these coffee beans remind you of the just-right roast that you were in need of! From brown sugar, nougat, caramel, to apples, berries, and even cashew, they go perfectly with almost anything. Yes, they are that versatile.

And as they say, they are the perfect combination of body and acid. But if you want to consider preventing oil on it, learn the steps to prepare your medium-roast coffee first.

Steps to Prepare Your Medium-Roast Coffee At Home

Roasting the beans would require utmost attention and care. However, you need to understand that the method varies on the basis of temperature. So, ensure that you follow these steps and prepare your coffee beans.

Step 1: Opt for Quality Coffee Beans

Now, this is the step when you need to choose beans that are of premium quality. You can either buy it from local shops and or select online stores.

As a matter of fact, you can learn more about the type of beans you want to choose. For this reason, take the assistance of the Internet.

Step 2: Heating It

Now is the time when you require heating it up! You can either use a popcorn popper or a roasting machine. For ovens, set the temperature from 450°F to 500°F. This extreme temperature causes beans to create oil.

Step 3: Determining Medium Roast (For this Case)

There are three types of bean roasts: medium roast, dark roast, and light roast. For medium roasts, you need to wait for 5 to 8 minutes. After this, you have to ensure that it’s perfectly roasted.

Step 4: Adding the Coffee Beans

Now, you need to add the coffee beans to your roasting device. For machines or popcorn poppers, use half a cup. And for pans, you need to spread one thin layer on your pan to ensure that even roasting is done.

Step 5: Starting the Roasting Process

As soon as you start the roasting process, ensure that you stir it well. In fact, you need to remember to record the time.

In the case of a roasting machine or a popcorn popper, you need to turn it on and record its time. But if it’s a stovetop, don’t forget to continue stirring.

Step 6: Wait for The Cracking Sound

In the sixth step, you need to ensure that you listen to the first cracking sound. This audible “cracking” sound happens to be an indicator of your first roasting stage. So, this yields the lighter roast.

When you hear the second crack, it means that your coffee beans are ready with the medium roast. So, you need to stop heating now.

Step 7: Placing the Beans in Your Ceramic Container

So, you have now finished roasting the beans. Thus, you need to transfer them into the ceramic container. Alternatively, you can also use a stainless steel container.

One Quick Note:

Plastic containers are really not suitable as it is prone to produce oil on the surface. And for medium roast beans, it’s never a good idea.

Additionally, it tends to melt due to the high temperatures of the beans. You can even use the opaque glass container.

Step 8: Tossing The Beans

Now, you need to take two colanders. Once cooled, toss coffee beans gently in between one another.

It will help get off protective chaffs or “skin” that the green coffee beans may have. If this does not get removed, your beans might turn bitter too.

Step 9: De-Gas After Cooling

Once the beans get cooled, now’s the time to de-gas for around 12 hours. Always remember, you need to remove CO2 and store the beans afterward. The best method is to use a degassing valve that helps the gas get out easily.

Steps to Prevent Oil On Medium-Roast Coffee Beans

Had you not learned the aforementioned method to prepare your medium-roasted coffee beans, learning how to prevent oil wouldn’t have been simple. So, to give you a fair idea on this, keep reading on.

Step 1: Taking The Necessary Amount of Caffeine

Thinking that medium roast beans are roasted less and hence retain more caffeine is a myth. In fact, caffeine content has a lot to do with the brew method. With a greater amount of beans, you require more caffeine.

One Quick Note:

If you want to boost the caffeine content, try including a shot of espresso and brew it using more beans.  Just in case your coffee has become stronger, and you don’t like its taste, it might be due to its excessive sourness or bitterness!

The right amount of caffeine would ensure that the coffee beans stay fresh for a longer period of time.

Step 2: Understanding The Brewing Mechanism

Needless to say, brewing shouldn’t be too little and not too much! However, it should be done just like other roasts. So, you need to consider these details if you want to make your coffee more delicious:

  •       Grind size: Select the right size for your brew method
  •       Water temperature: You need a variety of temperatures for medium roasts
  •       Contact time: The time length of the brewing method hugely affects your coffee extraction & changes in flavor
  •       Freshness: With aging, coffee tends to oxidize. Flavors can alter considerably after a few weeks. So, use the freshest coffee to get the most authentic flavor

To ensure and prevent oil, you need to consider the brewing method correctly.

Step 3: Minimizing The Storage Time

If you consider roasting your coffee beans and storing them for too long, there’s a high chance that they may develop a shiny surface. Thus, it is imperative to consider minimizing the storage time of your coffee beans.

Step 4: Considering Ceramic Or Stainless Steel Container

Now, even if you keep it for a longer timeframe, you must ensure that you use a ceramic or glass container that’s tight. You can also use a stainless steel container for this purpose.

Do Medium Roast Coffee Beans Have Less Acid?

If you think this way, medium roast coffees are average when it’s about acid. However, it depends on the coffee’s origin. They have lower perceived acid when compared to the light roast coffees. So, this means that they do not taste sour or acidic.

A range of acidic characteristics in this roast makes it a great flavor of the coffee. As a matter of fact, cold brew coffee is lower in acid as it bypasses chemical reactions that release acid from beans. So, cold brewing is a great brewing option for medium roast coffee lovers.

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