Coffee Facts

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

The Alcoholic Notes in Sudan Rume: A Roaster’s Dilemma

The Alcoholic Notes in Sudan Rume: A Roaster’s Dilemma

The verdict is in: Sudan Rume natural process coffee is a paradox of brightness and depth, and its brandy-like notes are both a marvel and a mystery. When roasted lightly and rested for five days, this bean from Captain’s Coffee reveals a profile that’s almost too refined—floral, almost sweet, with an undercurrent of something uncanny. It’s as if the coffee was steeped in a vintage liqueur, leaving you wondering if you’ve stumbled upon a rare terroir or a flawed batch. The question isn’t just about taste; it’s about balance. How do you coax out the complexity without letting the alcohol-like…
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The Premium Coffee Mirage in Coffee-Producing Countries

The Premium Coffee Mirage in Coffee-Producing Countries

Let’s talk about the coffee you’re not actually drinking. In coffee-producing regions, the line between premium and poor quality is blurred by a simple truth: the best beans are exported, while the rest are repurposed. Local roasters and shops often sell what’s left as “organic premium,” charging prices that don’t match the product. A 12-ounce bag of “fresh ground” coffee in Mexico costs around $5, yet it’s not the same as the beans shipped to specialty markets. This isn’t just a pricing issue—it’s a systemic problem where quality is sacrificed for profit. The reality is stark: big coffee companies buy…
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Mastering the Roast: How to Bring Out Flavor in Washed Guatemalan Huehuetenango

Mastering the Roast: How to Bring Out Flavor in Washed Guatemalan Huehuetenango

This might just change your routine: If you’re struggling to coax flavor from washed Guatamalan Huehuetenango on your R1 bullet, you’re not alone. The bean’s bright acidity and citrus-forward profile are notoriously tricky to highlight, especially when the roast feels flat. But the solution lies in precision—not just with heat, but with timing and technique. Washed Huehuetenango thrives on clarity. Its clean, vibrant notes of lemon zest, stone fruit, and a whisper of cocoa demand a roast that’s deliberate, not aggressive. The R1 bullet’s consistent heat is a plus, but without fine-tuning, it can flatten the bean’s natural brightness. Start…
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First Roast with Gene Cafe CBR-101: A Roaster’s Honest Take

First Roast with Gene Cafe CBR-101: A Roaster’s Honest Take

First time behind the roaster, and the results? A mix of triumph and curiosity. You preheated to 235°C for five minutes, then let the beans take over—only to realize the green was gone by 6:15. A quick temperature hike to 245°C followed, but first crack? You’re not sure if it was 10 minutes or a trick of the light. You stopped at 12 minutes, cooled in a sieve, and now you’re questioning whether this was medium or flirting with medium-dark. The math doesn’t lie: 250g in, 209g out. A 16.4% loss—more than the average 12–15% for a medium roast. The…
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Is Your Roast’s Line Too Light? Decoding the Mystery of Medium Roasts

Is Your Roast’s Line Too Light? Decoding the Mystery of Medium Roasts

There's something brewing in your kitchen—literally. You’ve taken the plunge into home roasting, chasing that perfect cup of coffee, but now you’re staring at a batch of beans that look like they’ve been through a storm. The line is lighter than expected, the outside darkens faster than a summer storm, and you’re left wondering: is this a sign of underdevelopment, or just the natural rhythm of the roast? Let’s cut through the confusion. When you roast coffee, the “line” refers to the point where the bean’s outer shell cracks open, signaling the start of the first crack. This is the…
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The Secret to Fruit-Forward Roasts: Why Shorter Development Times Work

The Secret to Fruit-Forward Roasts: Why Shorter Development Times Work

Pour yourself a cup for this one: coffee roasting isn’t about chasing ratios—it’s about mastering development time. For years, I clung to 40/40/20 or 40/45/15 ratios on my SR800 fluid bed roaster, only to stare at underwhelming fruit notes. The numbers felt safe, but the results? Bland. Take a 10-minute roast reaching first crack at 8 minutes: 20% development time. The outcome? A flat, unremarkable cup. But when that same roast hit first crack with just 30 seconds of development time—5.88% DT—it burst with sweetness, brightness, and a vibrant fruit profile. That’s the magic I’ve leaned into 99% of the…
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The Strange Silence of Robusta Roasting

The Strange Silence of Robusta Roasting

There's something brewing in the world of Robusta roasting that’s leaving even seasoned roasters scratching their heads. A Reddit user shared their experience with an Indian Robusta, roasted on an SR800 with a razzo tube, and described a process that defies expectation. The coffee followed the standard roasting arc—drying, yellowing, browning—but skipped the first crack entirely. Instead of the telltale snap signaling the start of development, it browned as if it had already cracked. The user, aiming for espresso, eventually hit the second crack, yielding a cup that tasted fine when blended with a Rwanda. But the question lingers: is…
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The Libra vs. AGS Grinders: Decoding Flavor Differences

The Libra vs. AGS Grinders: Decoding Flavor Differences

Consider this your morning briefing: When it comes to espresso, the grinder you choose isn’t just about grind size—it’s about how the beans breathe. The Eureka Libra and All Ground Sense (AGS) are two legends in this space, but their philosophies diverge like coffee and tea in a café. The Libra, with its conical burrs, is a traditionalist’s tool, while the AGS, with its flat burrs, leans into precision. But how do these differences translate to flavor? The Libra’s reputation hinges on its ability to coax out depth and richness. Conical burrs create a more uneven grind, which means slower…
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Elevate Your Brew: Top Espresso Machines for UK Coffee Lovers

Elevate Your Brew: Top Espresso Machines for UK Coffee Lovers

Consider this your morning briefing: If you’re craving a step up from your Sage Bambino Plus, you’re not alone. After two years of reliable service, the itch to upgrade is real—and the UK market has some serious contenders. Your needs? PID control, better build quality, temp stability, and a footprint that fits under a kitchen cupboard. With a budget of up to £1,500, you’re balancing practicality with the dream of a prosumer-grade machine. Let’s cut through the noise. The Profitec Go is a standout for its compact size, PID control, and solid build. At £850–900, it’s a no-brainer for space-conscious…
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The Milk Texturing Conundrum: Why Your Latte Just Won’t Foam Right

The Milk Texturing Conundrum: Why Your Latte Just Won’t Foam Right

There’s something brewing in your milk pitcher that’s holding you back. You’ve mastered the espresso, but the milk? It’s thin, lifeless, and stubbornly uncooperative. You’re doing everything “right”—airing it out, heating it to 65°C, even hearing that telltale paper-kiss sound—but the result is still a flat, paint-like consistency that won’t hold a latte art stroke. The problem isn’t your machine or your technique; it’s the invisible dance between temperature, texture, and timing that you’re missing. The first crack in the milk’s texture usually starts with temperature. While 65°C is the sweet spot for most, it’s not just about reaching that…
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