Coffee Knowledge
Latest articles, industry insights and brewing guides
Costa Rainforest Alliance Coffee Beans: Tasting Notes & Brewing
A friend brought Costa coffee beans with Rainforest Alliance certification to a home brew session. Here’s what we learned from the light-medium roast.
How to Brew Coffee with a Bowl, Toothpicks, and Filter Paper
Learn how to make coffee using just a bowl, filter paper, and toothpicks. A simple method with minimal equipment for better brewing results.
6 Common Coffee Brewing Methods Explained
Learn how to make coffee using six classic brewing methods—espresso, pour-over, French press, siphon, AeroPress, and drip—with exact temperatures, times, and ratios.
How to Make Pour-Over Coffee With a Soda Bottle and Cake Filter
You can brew decent pour-over coffee using just a soda bottle and cake-type coffee filter. Here’s how to do it step by step.
What Is the Right Espresso Extraction Time?
The standard espresso extraction time is 25–30 seconds for a 25–30ml shot. Shorter or longer times lead to under- or over-extracted cups.
How to Make a Coffee Cocktail with Vodka, Gin and Cocoa Liqueur
A simple 3-ingredient coffee cocktail recipe blends vodka, dry gin, and cocoa liqueur with ice, shaken and served with optional marshmallow garnish.
How to Make Homemade Red Wine Coffee
Learn to make a retro-style red wine coffee with espresso, two spoons of red wine, cream, and grenadine syrup for a bold layered drink.
How to Make Dutch Cold Drip Coffee Step by Step
Learn how to brew Dutch cold drip coffee using a traditional setup, including aging and freezing tips for best flavor.
How to Make French Press Coffee for Lazy Brewers
Make rich, full-bodied French press coffee at home with a simple method: 20g coarse grounds, 1:15 ratio, 90°C water, 4-minute brew, then press.
What Affects Espresso Quality? 6 Key Factors Explained
Learn how pre-infusion, water quality, weather, mood, grind freshness, and cup temperature impact your espresso’s taste and extraction.
How to Brew Coffee Without a Machine: Filter & French Press Methods
Learn to brew great coffee without a machine using filter paper or a French press. Key temps, grind sizes, and timing explained for manual brewing.
How to Brew Filter Coffee: Three Classic Methods
Discover the essentials of filter coffee brewing, including pour-over, French press-style cloth drip, and stovetop moka techniques with exact ratios and steps.
Does Coffee Help or Harm Your Health?
Recent studies show coffee can support metabolism, protect against dementia, and prevent gallstones — but with key caveats. Here’s what the science really says.
How to Make and Taste Authentic Italian Coffee
Learn the essentials of espresso, cappuccino, latte, and macchiato — including texture, ratios, temperature, and common mistakes.
How to Make and Taste Italian Espresso at Home
Learn how to pull a proper espresso shot and steam milk for microfoam with key timings, ratios, and grinder settings explained.
How to Freeze-Store Coffee Seeds for Long-Term Preservation
French researchers have developed a four-step freezing method that preserves smallholder coffee seeds indefinitely, overcoming low cold tolerance.
6 Coffee Storage and Brewing Facts Every Home Brewer Should Know
Answers to six common coffee questions: fridge storage, freshness windows, oily beans, vacuum bags, and how black coffee may aid weight loss.
How the E61 Brewing Head Works in Espresso Machines
The E61 group head uses thermosyphon heating and a slow pre-infusion phase for stable espresso extraction. Here’s how it works after 60 years.
How to Brew Coffee Using the Filter Bag Method
Learn how to brew 3 servings of coffee using a filter bag method, including water temps, bloom, pouring technique, and cleanup steps.
How to Brew Coffee with a Siphon (Vacuum) Pot
A step-by-step guide to brewing coffee with a siphon pot, including setup, timing, and stirring techniques for consistent results.