Coffee Technology
Latest articles, industry insights and brewing guides
Q Grader Coffee Exam: What to Expect and How to Prepare
A detailed breakdown of the 22-part Q Grader exam, including subjects, scoring, and tips from a recent successful candidate.
Three Simple Ways to Brew Coffee at Home
No fancy gear? No problem. Here’s how to make coffee with just a pot, a French press, or a drip bag—no machine needed.
How Wet Processing Works for Coffee Beans in Yunnan
Learn the full wet processing steps for Yunnan coffee—from pulping to fermentation—plus how timing affects quality and flavor.
Natural Coffee Processing: The Traditional Dry Method
Learn how natural or dry-processed coffee is made — the oldest method using sun-drying, with exact timelines, moisture targets, and risks.
How to Grind Coffee Beans: 3 Methods Explained
Learn the differences between grinding, milling, and mortar methods for coffee beans, and which produces the best flavor for brewing.
Basic Coffee Brewing: Water, Time & Dose Guide
Learn the essential coffee brewing basics: ideal water temp, 3-minute brew time, and 15g dose per cup for balanced flavor.
How to Grind Coffee Beans Without Losing Flavor
Learn how to grind coffee beans properly to preserve aroma and achieve even extraction, with tips on heat and particle size.
How to Grind Specialty Coffee Beans for the Best Brew
Find out the best grind sizes for different brewing methods, from espresso to French press, and why grind consistency matters for flavor.
How to Grind Coffee Beans for the Best Brew
Learn the three main coffee grind sizes—fine, medium, and coarse—and how to choose the right one for your brewing method.
How to Make Bubbly Iced Coffee with Soda Water
A step-by-step guide to making refreshing bubbly iced coffee using cold drip, soda water, and simple garnishes. Perfect for café menus.
How to Make Floating Ice Coffee with Mandheling Beans
Learn how to craft a layered floating ice coffee using deep-roast Mandheling beans, ice drip, cream, syrup, and garnishes in 7 clear steps.
How to Use an Aeropress: Step-by-Step Coffee Brewing Guide
Learn how to brew coffee with an Aeropress using a 1:12 brew ratio, 85–90°C water, and a 45-second bloom for balanced extraction.
How to Choose Good Instant Coffee
Good instant coffee does exist—look for fine powder, clear origin, crema-like foam, and small packaging. Avoid low-quality spray-dried versions.
How to Judge Coffee Bean Quality by Appearance
Learn how to assess coffee bean freshness and quality by inspecting color, shape, sound, and aroma before brewing.
How Specialty Coffee Beans Are Processed: The Three Main Methods
Learn how green coffee beans are produced through natural, washed, and honey processing — and how each affects flavor and quality.
How Low-Caffeine Coffee Beans Are Processed
Learn how CO2, water, and chemical methods remove 94–98% of caffeine from coffee beans while preserving flavor. Discover the safest, most efficient technique.
How to Tell If Your Coffee Beans Are Fresh
Check coffee bean freshness in three simple steps: smell, look, and peel. Fresh-roasted beans stay optimal for just six days.
How to Choose the Right Coffee Maker for Your Brew
Explore 6 common coffee brewers—each with unique extraction methods, grind sizes, and flavor profiles—to find your ideal home setup.
How to Use the AeroPress Inverted Method for Better Coffee
Learn how to brew a fast, clean cup with the AeroPress inverted method—step-by-step, including timing, temperature, and grind size for optimal results.
How to Grind Specialty Coffee Beans for the Best Brew
Learn the ideal grind size for each brewing method, how to store coffee grounds, and why fresh grinding matters for flavor.