Coffee Technology
Latest articles, industry insights and brewing guides
What Makes This Mandheling Coffee So Different?
This Mandheling from North Sumatra is processed as a 'honey fruit' lot—fermented with fruit juice, dried slowly, and roasted light-to-mid to reveal fruity acidity and sweet depth.
Home Coffee Setup: Essential Equipment Under $5000
Explore affordable home coffee machines under $5000, from moka pots to semi-auto espresso makers, with specs and pro tips.
Onlatte Coffee Printer Delivers Custom Latte Art
Onlatte’s Coffee Printer lets you create custom latte art without barista skills—just connect to a computer and print designs using coffee.
Latte Art: Origins, Techniques, and How to Start
Discover the origins of latte art, how it evolved from showmanship to essential barista skill, and the step-by-step method for creating café-quality patterns at home.
What Is Blended Coffee and Why It Matters
Blended coffee combines beans to balance flavor, ensure consistency, and manage cost. Discover how roasters craft intentional profiles beyond simple mixing.
10 Key Factors When Selecting Green Coffee Beans
Learn 10 essential visual, tactile, and processing cues to inspect when choosing high-quality green coffee beans for consistent roasting and flavor.
Identifying Common Coffee Bean Defects: A Visual & Sensory Guide
Learn to spot 9 types of coffee bean defects—from moldy and insect-damaged to underripe and shell-like beans—that can ruin your cup.
How Water Minerals Affect Coffee Flavor and Extraction
Learn how magnesium, lead, zinc and other dissolved minerals alter coffee taste, color, and mouthfeel — and why filtered water matters more than you think.
How Coffee Beans Are Graded Around the World
Learn how coffee bean quality is assessed by country using size, defects, altitude, and cupping scores — no global standard, but key metrics apply.
How Espresso and Steep Extraction Differ in Coffee Brewing
Learn how espresso and steep extraction differ: pressure, time, temperature, and filter types explained with exact numbers for each method.
Aeropress Filter and Brewing FAQs Answered
Find out whether paper or metal filters work best for Aeropress, why your coffee might taste weak, and how to dial in grind, water temp & pressure.
What Is Ethiopia’s Red Cherry Plan (OCR) Coffee Program?
Launched in 2005, the OCR selects high-altitude Ethiopian co-ops to boost specialty coffee quality via expert support and premium pricing.
From Coffee Cherry to Green Bean: The Full Process
Learn how coffee cherries become green beans: harvest yields, processing methods, and key differences between Arabica and Robusta.
Natural Process Coffee: How Sun-Dried Beans Are Made
Learn how sun-dried (natural) coffee beans are processed, why they taste fruitier, and how long drying typically takes under ideal conditions.
How the Washed Process Produces Clean Coffee Beans
Learn how the washed coffee process creates bright, clean flavors with low defect rates through fermentation, milling, and controlled drying.
How to Descale a DeLonghi 22.110 Fully Automatic Coffee Machine
Learn when and how to descale your DeLonghi 22.110 espresso machine, step-by-step, including key timings, water levels, and button operations.
New Specialty Coffee Flavor Wheel Released by Counter Culture
Counter Culture Coffee updated the SCAA Coffee Tasters Flavor Wheel in 2014, refining how professionals describe coffee flavors and aromas.
How to Use a Drip Coffee Maker for Great Americano
Learn how to brew great-tasting American-style coffee with a drip machine, including grind, ratio, and water temp for the best results.
How to Use a Grinder to Improve Coffee Extraction
Learn how grinder settings, burr quality, and fines affect your coffee’s flavor. Master uniformity, heat, and static for better extraction.
What Happens During Coffee Roasting: Process, Degree & Curve
Learn how green coffee transforms during roast—from moisture loss to first crack—and how roast degree and curve shape your cup’s flavor.