Gigawatt Grounds
- All posts
- Brewing Guides
- Coffee 101
- Air Roasted Coffee
- Decaf & Half Caff
- Market Guides
- Events
- Behind the Bean
- Recipes
Coffee 101Air Roasted Coffee Brands: Where to Buy Air Roasted Coffee Online
Five U.S. air roasted coffee brands you can order online, compared by roasting method, price per ounce and what each one does...
Coffee 101Air Roasted vs Drum Roasted Coffee: What Actually Changes in Your Cup
Drum roasting tumbles beans in a heated drum; air roasting floats them on hot air. How each method works, what it does...
Coffee 101Coffee Gifts for Coffee Lovers: 10 Ideas They'll Actually Use (2026)
Ten coffee gifts for coffee lovers, from $1 stickers to a prepaid coffee subscription, plus what to give when you don't know...
Coffee 101What is Half Caff Coffee? Your Guide to the Perfect Middle Ground
Half caff coffee is a 50/50 blend of regular and decaf beans that gives you about half the caffeine without losing flavor....
Coffee 101What Are Coffee Tasting Notes? (No, It's Not Flavored Coffee)
Tasting notes aren't ingredients — they're descriptions of the natural flavors already inside the coffee. Here's what they actually mean, where they...
Brewing GuidesHow to Store Coffee Beans the Right Way
The right way to store coffee beans comes down to four things: air, light, heat, and moisture. Here's how to control all...
Coffee 101Light Roast vs Dark Roast Coffee: Flavor, Caffeine, and How to Choose
Light roast and dark roast come from the same beans — the difference is time and temperature. Here's what actually changes (and...
Brewing GuidesWhy Does Coffee Taste Bitter? 5 Common Causes and How to Fix Every One
Coffee tasting bitter? Here are the 5 most common reasons your coffee tastes harsh — and the simple fixes that make every...
Coffee 101What Is Coffee Chaff? Benefits for Your Garden, Houseplants & More
Coffee chaff is the dry, papery skin that separates from coffee beans during roasting. Learn what it is, how it helps your...
Brewing GuidesPour Over vs French Press: Which Brewing Method Is Right for You?
Pour over and French press are two of the most popular manual brewing methods, but they produce very different cups. Learn how...