Coffee Technology
Latest articles, industry insights and brewing guides
5 Essential Coffee Facts Every Beginner Should Know
Learn how to brew better coffee at home, choose fresh beans, understand acidity, and whether coffee is safe during pregnancy.
How to Judge Coffee Bean Quality by Appearance
Learn how to assess coffee bean freshness and quality by inspecting color, shape, sound when ground, and extraction clarity. Avoid defects like black or insect-damaged beans.
How to Choose the Right Coffee Cup for Every Brew
Learn which coffee cup material, size, and shape best suits your brew—espresso, milk coffee, or filtered—based on flavor, temperature, and clarity.
How to Choose High-Quality Coffee Beans by Sight, Smell, and Touch
Learn how to assess coffee freshness and roast quality by smell, touch, and visual inspection — no need to open the bag.
SCAA Gold Cup Coffee Brewing Ratio Explained
Learn the ideal SCAA Gold Cup coffee ratio: 1:17 brew ratio, 18–22% extraction, and 1.1–1.3% TDS for balanced drip filter coffee.
Q Grader Exam: What to Expect and How to Prepare
A former candidate breaks down the 22-part Q Grader test, including sensory and cupping challenges, with key pass rates and timelines.
What Is Honey Process Coffee and How Is It Made?
Honey process coffee is a hybrid method between washed and natural, offering cleaner taste with added sweetness. Learn how it's done and why it matters.
How to Spot and Fix Coffee Roaster Exhaust Blockages
Learn how to identify blocked coffee roaster vents and follow a step-by-step guide to clear them, restoring your roast quality.
How to Adjust Coffee Extraction Rate and Concentration in Chain Cafés
Learn the ideal coffee extraction rate (18–22%) and concentration (1.15–1.35%) for balanced flavor, and how to fix common issues using TDS data.
How Grinder Type Affects Coffee Flavor: Flat vs Conical Burrs
Learn how flat and conical burr grinders impact coffee flavor, extraction, and consistency—with key pros, cons, and practical insights.
9 Unique Coffee Drinks from Around the World
Explore nine distinctive coffee drinks with cultural roots—from Royal Coffee with flambéed brandy to Turkish coffee served unfiltered.
How a Great Cup of Coffee Is Made
From seed to cup, learn how coffee beans are grown, processed, roasted, and brewed into your favorite drink.
How to Choose a Home Coffee Machine: Price Isn’t Everything
Price isn't the most important factor when choosing a home coffee machine. Fit your needs, skill level, and budget to find the right model.
How to Store Coffee Beans: Expert Methods to Preserve Freshness
Learn the best ways to store roasted coffee beans to preserve flavor and aroma. Discover which methods work—and which don’t—for long-term freshness.
How to Practice Latte Art Pouring Techniques
Learn how to start practicing latte art by 'pulling water'—the foundational step to build pour stability and control, before moving to milk.
Best Food Pairings with Coffee: From Chocolate to Pastries
Discover the top foods and fruits that pair perfectly with coffee, including chocolate, cakes, fruit, and breakfast items—backed by flavor science.
How to Make Ice Drip Coffee Step-by-Step
Learn how to make cold, clean-tasting ice drip coffee with exact timings, ratios, and gear setup for perfect results every time.
How to Pour a Tulip Latte Art & Test Milk Temperature by Hand
Learn the step-by-step tulip latte art pour and master hand-testing steamed milk temperature between 60–70°C for perfect microfoam.
Six Steps to Taste Specialty Coffee Like a Pro
Learn how to evaluate aroma, flavor, aftertaste, and body in six structured steps for better specialty coffee tasting.
How Cup Shape Affects Latte Art: Beginner’s Guide
Learn which coffee cup shapes work best for latte art, why tall cups help with milk texture, and how to choose the right one for practice.