Coffee Facts

Expert guides on coffee brewing, roasting, beans, and equipment. Master your coffee journey with in-depth articles.

Mastering Heat Gun Roasting: Achieving Consistent Results

Mastering Heat Gun Roasting: Achieving Consistent Results

You've probably dabbled in coffee roasting at home, but have you ever tried using a heat gun? This unconventional method can yield impressive results, but it comes with its own set of challenges. I recently took on this adventure and learned some valuable lessons that I'm eager to share. Roasting coffee with a heat gun is an exciting venture for home enthusiasts, as it allows for precise control over the roasting process. However, unlike traditional methods, managing heat transfer can be tricky. During my attempt, I noticed that the hottest setting on my heat gun produced strong airflow, causing the…
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Mastering Washed Process Beans Roasting on Freshroast

Mastering Washed Process Beans Roasting on Freshroast

You've been nailing naturals, but now you're ready to explore washed process beans. As a Freshroast user, you're in for an exciting journey! Let's dive into the specifics of roasting Ethiopian washed process beans. First off, understand that washed process beans undergo a different fermentation and washing method compared to naturals. This affects their flavor profile, acidity, and body. The lack of fruitiness found in naturals means you'll need to adjust your roasting profile accordingly. For washed Ethiopians, aim for a slightly longer roast. Start with a low temperature (F9) and low power level (P1) for the first 2 minutes.…
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Mastering Live Data Display for Artisan Roasting: A Comprehensive Guide

Mastering Live Data Display for Artisan Roasting: A Comprehensive Guide

If you're a small roaster in the UK, like our friend at /u/concerning_noises, you might find yourself wondering how to display live data during artisan roasting. We've got your back. Let's dive into this pressing issue and share some valuable insights. First things first, let's clarify what we mean by 'live data.' In the context of artisan roasting, it refers to real-time monitoring of key parameters like development time and percentage moisture. The good news is that with your Giesen W15, Mac, and Artisan setup, you can indeed display these figures live—but you'll need a bit of tweaking. To achieve…
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Roasting Coffee at Home? Discover Top Green Bean Producers and Their Stunning Offerings

Roasting Coffee at Home? Discover Top Green Bean Producers and Their Stunning Offerings

For coffee enthusiasts ready to dive into home roasting, the quest for quality green beans is a must. Today, we're shining the spotlight on some exceptional producers that have caught our attention this year – Diego Burmudez, Jairo Arcila, and others. Let's explore their captivating offerings. Diego Burmudez, a celebrated Colombian producer, is renowned for his meticulous approach to coffee cultivation. One of his standout beans is Letty Burmudez – a microlot with tantalizing notes of stone fruit and chocolate. Another gem from Diego's farm is Luna Burmudez, boasting a complex flavor profile that includes floral and citrus undertones. Jairo…
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Unveiling the Delicious World of Freshly Roasted Coffee: A Controversial Perspective

Unveiling the Delicious World of Freshly Roasted Coffee: A Controversial Perspective

For coffee connoisseurs, the debate over the optimal time to savor a freshly roasted brew is as heated as the drink itself. One school of thought argues that the most delectable cup comes straight from the roaster, while others contend that the aroma and flavor develop more fully after a period of rest. Let's delve into this controversial topic and explore the nuances of freshly roasted coffee. The moment coffee beans are roasted, they release carbon dioxide (CO2), a gas responsible for locking in flavors. This process is known as degassing, and it's essential for developing the unique aroma and…
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Unraveling the Mystery of Silent First Crack in Coffee Roasting

Unraveling the Mystery of Silent First Crack in Coffee Roasting

Some coffee roasters are puzzled by a phenomenon where they can't hear a prominent first crack during the roasting process, despite indications of medium-dark roast. This issue seems to be particularly prevalent with certain coffees like Colombian, Guatemalan Huehue, and Natural Brazilian. Let's dive into this intriguing conundrum. First crack, a significant event in the coffee roasting process, is characterized by an audible popping sound as moisture within the beans begins to evaporate. The first crack usually occurs around 350-400°F (176-204°C) and marks the transition from the drying phase to the development phase. However, it appears that with certain coffees,…
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Aillio Bullet R2 Pro vs Traditional Gas Roaster: Which One Wins for Light Roasts?

Aillio Bullet R2 Pro vs Traditional Gas Roaster: Which One Wins for Light Roasts?

If you're a coffee enthusiast seeking to upgrade your roasting game, you might be pondering whether to invest in the Aillio Bullet R2 Pro or stick with your trusty traditional gas roaster. Let's delve into the pros and cons of each, so you can make an informed decision without any regrets. Traditional Gas Roasters have been a staple in home roasting for years, offering a reliable performance with some room for modification like adding a needle gas valve or digital pressure differential gauge. However, they lack automation, which can be a significant drawback if you're aiming for consistent results and…
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Unraveling the Mystery of Roast Defects: An In-Depth Look at Deformed Beans and Their Causes

Unraveling the Mystery of Roast Defects: An In-Depth Look at Deformed Beans and Their Causes

You've scored a batch of coffee beans with an impressive 87 SCA, but upon cupping, you find that the quality falls far short of expectations. The culprit? Deformed beans that make up around 4% of your total weight. But what exactly are these defective beans, and how can you identify and address them? Let's dive into the fascinating world of roast defects beyond basic unevenness. First off, it's essential to understand that green coffee beans may contain internal or external defects due to various factors such as improper harvesting, processing, or storage. One common green defect is known as "roasted…
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Fixing Loose Drum Soldered Wire on Behmor SR2020: A DIY Guide

Fixing Loose Drum Soldered Wire on Behmor SR2020: A DIY Guide

If you've found yourself in a pickle with a loose red wire connecting to your Behmor SR2020 drum spinner, you're not alone. This common issue can halt your coffee roasting process, but fear not! We've got you covered on how to troubleshoot and fix it without breaking the bank on repairs or replacements. First things first, safety comes first. Ensure the machine has cooled down before opening the side panel. Once that's done, locate the loose red wire—the one responsible for powering the drum. If you're unsure about identifying wires, consult your Behmor user manual or do a quick online…
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Unraveling the Mystery of Unevenly Roasted Bourbon Caturra Beans on a Gene Cafe

Unraveling the Mystery of Unevenly Roasted Bourbon Caturra Beans on a Gene Cafe

If you're struggling to get your Bourbon Caturra beans from 88grains to roast evenly on a Gene Cafe, you're not alone. This conundrum has left many coffee enthusiasts scratching their heads, especially when compared to their cost-effective Costa Rican counterparts. Let's delve into the unique characteristics of Bourbon Caturra that might be causing your roasting woes. Bourbon Caturra beans are a popular variety in Central America due to their bright acidity and sweet flavor notes. However, they require more attention during the roasting process compared to Costa Rican beans. This is primarily because of their small size and dense structure,…
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