Coffee Knowledge
Latest articles, industry insights and brewing guides
How to Make a Layered Italian-Style Latte Macchiato
Learn how to achieve the signature three layers in an Italian-style latte macchiato with cold milk, timing, and pouring order.
How Water Quality Affects Your Coffee
Water makes up 98% of your coffee. Learn how hardness, freshness, and minerals impact extraction and flavor—plus when to filter.
How Water Temperature Affects Coffee Extraction Quality
Learn why brewing coffee below boiling point ensures balanced flavor — too hot leads to bitterness, too low causes sourness.
How Long Do Roasted Coffee Beans Stay Fresh?
Roasted coffee loses freshness within two weeks of exposure to air. Store beans in an airtight container away from light and oxygen to preserve aroma.
How to Make Kyoto-Style Cold Drip Coffee
Learn how to make cold drip coffee at home with step-by-step instructions, grind settings, water ratios, and brewing times.
How to Make Royal Iced Drip Coffee
Learn how to brew a refined Royal Iced Drip Coffee using 60g of PWN Golden Mandheling, 720cc of cold water, and an ice drip tower.
How to Make Honey Iced Coffee with Ice Drip
A clear, step-by-step guide to brewing a sweet, smooth honey iced coffee using cold-brewed ice drip coffee and fresh honey.
How to Make French-Style Iced Coffee (Ou Lei)
A step-by-step guide to making French-style iced coffee using ice-dripped coffee, milk foam, and simple syrup, with exact ratios and methods.
How to Make Fluffy Foam Cold Coffee with Ice Drip
Learn how to make a refreshing foam cold coffee using ice drip concentrate, ice cubes, and ice cream for a rich, creamy texture in under five steps.
How to Make Sparkling Iced Coffee with Bubbles
Learn how to make a refreshing bubbly iced coffee using ice drip coffee, soda water, and simple garnishes for a cool summer treat.
How to Make Floating Ice Coffee with Mandheling Beans
Learn how to craft layered floating ice coffee using 60g of dark-roasted Mandheling beans, ice drip extraction, and classic toppings like whipped cream and chocolate sauce.
How to Make Espresso-Style Coffee Using a Moka Pot
Learn how to brew strong, espresso-like coffee at home with a moka pot, including water levels, grind size, and step-by-step instructions.
How to Roast Coffee Beans in a Home Oven
Learn how to roast green coffee beans at home using your oven, with exact temperatures, times, and steps for consistent results.
Why Light Roast Coffee Tastes Sweet, Tart, and Fruity
Light roast specialty coffee delivers bright acidity, fruitiness, and a clean finish—often compared to wine in complexity. Here’s how it works.
What Is a Coffee Roast Curve and How to Use It
Learn how roast curves track temperature and time during coffee roasting, what data to record, and how to adjust for optimal flavor.
How White Coffee Is Roasted in Malaysia
White coffee is lightly roasted at lower temperatures to reduce bitterness and caffeine. Learn the Malaysian technique behind its smoother taste.
How to Roast Coffee at Home Using a Frying Pan
You can roast coffee at home with a lightweight frying pan, thermometer, and metal colander. Here’s a 10-step guide using a skillet on gas or electric heat.
Key Coffee Roasting and Roaster Terminology Explained
Learn essential terms like afterburner, drum type, and first crack in coffee roasting. This guide clarifies technical jargon for specialty roasters.
The 3 Stages of Coffee Roasting: Drying, Development, and Cooling
Understand how green coffee loses moisture, undergoes Maillard reactions, and cools to lock in flavors during professional roasting.
What Determines Coffee Roast Level? Key Factors Explained
Learn how water chemistry, bean quality, regional taste, and roast chemistry affect how light or dark your coffee is roasted.