Coffee Technology
Latest articles, industry insights and brewing guides
Three Main Coffee Processing Methods Explained
Learn how natural, washed, and honey processing shape your coffee’s flavor — with details on drying times, fermentation, and regional practices.
Diedrich Roaster Insights: Stephen Diedrich on Specialty Coffee Roasting
Stephen Diedrich shares his expertise on infrared heating, roast profiling, and essential steps to craft consistent, high-quality specialty coffee roasts.
How to Make Iced Coffee More Flavorful and Sweet
Discover how roasters like Blue Bottle, Birch, and Verve make richer, more vibrant iced coffee using cold brew, nitrogen, and unique blends.
How to Cup Coffee Like a Pro: Step-by-Step Guide
Learn the professional cupping process used by Q graders and roasters to evaluate coffee flavor, aroma, and defects with exact ratios and steps.
How to Grind Specialty Coffee Beans the Right Way
Learn the 4 key principles of grinding coffee beans for optimal flavor, including grind size, heat control, and freshness.
4 Types of Specialty Coffee Roasters Explained
Learn the differences between direct-fire, semi-hot-air, hot-air, and electric roasters — the four main types used in specialty coffee roasting.
Understanding Coffee Roast Levels: From Light to Dark
Learn how coffee roast levels—from light to dark—affect flavor, acidity, and bitterness, and why roast names vary by region and roaster.
Understanding Coffee Roast Levels and Their Impact on Flavor
Learn how coffee roast levels—from light to dark—affect flavor, acidity, and bitterness, and why consistency remains a challenge in roasting.
How to Roast Specialty Coffee Beans Like a Pro
Learn how to build a coffee roast map, avoid common flaws, and develop your own roast profiles for better specialty coffee flavor.
SCAE Coffee Roasting Courses: Foundation to Professional
Learn the updated SCAE coffee roasting curriculum with three levels: Foundation, Intermediate, and Professional. Covers skills from basic roasting to advanced production management.
How Specialty Coffee Roasting Works: A Technical Breakdown
Learn how green coffee transforms through heat, what controls flavor development, and how to roast consistently with key metrics and steps.
Are Coffee Flavors Natural or Created by Roasting?
Most coffee flavors come from the bean itself, but roasting shapes acidity, sweetness, and bitterness. Here’s how much is natural—and how roasters craft flavor.
Why Wood-Fired Roasting Produces Unique Specialty Coffee
Wood-fired roasting takes 3–4 times longer than gas, preserving more coffee acids and creating a smoother, fuller-bodied cup. Here’s how it works.
How to Find the Best Roast Profile for Specialty Coffee Beans
Learn how roast level, time, and development impact flavor—and why finding the best roast point takes patience and precision.
5 Classic Fancy Coffee Recipes with Exact Ingredients and Methods
Learn how to make five classic fancy coffee drinks including Mocha Frosty, Coffee Borgia, and Espresso Romano with precise ingredients and step-by-step guides.
3 Specialty Coffee Shop Drink Recipes to Try at Home
Learn how to make a citrus mocha, tropical soda, and spiced apple drink with step-by-step recipes using espresso and flavored syrups.
4 New Year Specialty Coffee Drinks for Cafés
Explore four festive specialty coffee drinks popular in cafés for the Lunar New Year, with exact recipes and preparation steps.
How to Calculate Coffee Extraction Rate and Use the Golden Brew Ratio
Learn the ideal coffee extraction rate (18–22%) and total dissolved solids (1.15–1.35%), plus the golden brew ratio of 1:17.42 for perfect flavor balance.
How to Make 5 Classic Italian-Style Specialty Coffee Drinks
Learn to make five classic Italian-style coffee drinks: chocolate cappuccino, iced mocha, espresso con panna, corretto, and macchiato—with exact ratios and steps.
What Is Caramel Macchiato? The Truth About Macchiato Coffee
Learn what a true macchiato is, how caramel macchiato differs, and how Starbucks makes its version with espresso, steamed milk, and vanilla syrup.