Coffee Bean
Latest articles, industry insights and brewing guides
How to Store Coffee Beans Using CO₂ Buoyancy
Learn how to preserve fresh coffee beans by leveraging carbon dioxide’s natural buoyancy and avoiding common storage mistakes.
How Storage Conditions Affect Coffee Bean Quality
Water and oxygen are the biggest threats to coffee bean freshness. Learn how to store beans properly to preserve flavor and aroma.
Top 10 Single Origin Specialty Coffees Ranked
Discover the world’s most acclaimed single origin coffees, from Jamaica’s Blue Mountain No.1 to Yemen’s Mokha Mattari, ranked by flavor and prestige.
Single Origin Coffee Bean Profiles Explained
Explore key flavor traits of 15 single origin coffee beans, from Ethiopian Yirgacheffe to Jamaican Blue Mountain. Learn what makes each unique.
16 Single-Origin Coffee Beans from Around the World
Explore 16 unique single-origin coffees, from Rwanda’s fruity Kivu to Yemen’s bold Mocca, with flavor profiles and processing methods for each.
Which Coffee Beans Have the Most Acidic Flavor?
Discover the top coffee origins known for bright acidity, including Yemen Mocha, Hawaiian Kona, and high-grown Guatemalan and Costa Rican beans.
How Roast Color Charts Guide Blended Coffee Flavors
Learn how roasters use blend design and roast color charts to balance flavors, ensure consistency, and manage costs in mixed coffee.
How to Tell Good Coffee Beans from Bad
Learn how to spot quality coffee beans—without expert jargon—by focusing on flavor clarity, freshness, and sensory traits that matter.
How to Choose Coffee Bean Varieties and Ratios for Blends
Learn how to balance acidity and sweetness, select beans by role, and determine ratios through cupping and machine testing for great espresso blends.
How to Build a Coffee Roaster from a Popcorn Machine
A maker shares how he turned a $90 popcorn machine into a functional coffee roaster with Arduino control, achieving ±1.7°C precision.
China’s Oldest Coffee: Zhu Kula’s Century-Old Trees
Discover Zhu Kula, China’s oldest coffee, grown from 120-year-old trees planted by a French missionary in 1892. Learn how this remote Yunnan village preserves its rare Typica heritage.
Major Specialty Coffee Origins Around the World
Explore the world’s key coffee-growing regions, from Ethiopia and Colombia to Jamaica and Hawaii, with their signature beans and flavor profiles.
How to Store Freshly Roasted Coffee Beans
Learn how to preserve the flavor of freshly roasted coffee beans for up to a week with proper storage methods.
How to Store Coffee Beans: 3 Key Factors That Affect Flavor
Learn the 3 main factors that degrade coffee—temperature, humidity, and light—and how long beans and grounds really last.
Coffee Bean Blending Basics: Acidic, Bitter, or Sweet?
Explore common coffee blend ratios for acidic, bitter, and sweet profiles, including recommended bean origins and fixed blends for consistency.
What Are the Most Acidic Specialty Coffee Beans?
Explore the most acid-forward specialty coffee beans, including Ethiopian Yirgacheffe, Kenyan, and Guatemalan origins known for bright, fruity profiles.
10 Key Factors When Buying Green Coffee Beans for Cafés
Before purchasing green coffee beans, consider these 10 essential quality indicators to ensure consistency, flavor potential, and roast performance.
How Ethiopia Grades Its Coffee Beans by Bean Appearance
Ethiopian coffee is graded 1 to 5 at origin. Washed beans get Grades 1 and 2; naturals are G3 to G5. Learn what each grade means.
How to Tell If Your Coffee Beans Are Fresh by Sight and Touch
Learn how to assess coffee bean freshness by smell, appearance, and sound. Three simple checks reveal whether your beans are still at peak flavor.
How to Choose Instant Coffee and Coffee Beans
Learn how to select quality instant coffee and fresh coffee beans based on flavor, aroma, packaging, and freshness indicators.