Brew Guide
AeroPress: In-Depth
Everything you need to know about the world's favorite portable, plastic coffee brewer—from standard to inverted, grind size to championship recipes.
The Basics
Everything You Need To Know
If you've spent any amount of time around the specialty coffee scene, chances are you've used an AeroPress. Created by Alan Adler—the same engineer behind the Aerobie Flying Ring—the AeroPress has been a staple since its introduction in 2005. It quickly became a favorite for its portability, ease of use, and the remarkable control it gives you over the brewing process.
The AeroPress has even spawned a worldwide championship, where baristas and coffee enthusiasts compete to produce the best cup from this humble plastic brewer. Whether you're brewing at home, camping, or traveling, the AeroPress delivers a clean, versatile cup that punches well above its weight.
AeroPress at a Glance
Invented
2005 by Alan Adler
Best For
Portability & control
Methods
Standard & inverted
Brew Time
1–2 minutes typical
Two Approaches
Standard vs Inverted Method
Standard Method
The standard method is Aerobie's recommended approach. Place the AeroPress filter-side down on your mug, add your ground coffee, pour hot water over the grounds, give it a stir, and plunge. It's straightforward and produces a clean, bright cup.
- • How it works: Filter-side down, add coffee, pour water, stir, plunge
- • Key trait: Water drips through the grounds immediately during brewing
Inverted Method
The inverted method flips the AeroPress upside down. Insert the plunger into the chamber with the filter-side facing up, add your coffee and water, let it steep, then attach the filter cap, flip the whole thing onto your mug, and plunge.
- • How it works: Plunger in chamber filter-side up, add coffee/water, attach filter, flip, plunge
- • Key trait: Lets you achieve a longer, more controlled extraction
The Key Difference
With the standard method, water begins dripping through the filter and into your cup the moment you pour—meaning your brew time is partially out of your control. The inverted method eliminates this by keeping the water sealed in the chamber, giving you full control over how long the coffee steeps before plunging.
Want to learn more? Check out our full inverted method guide.
Dialing It In
How Time Affects Your Brew
How long your coffee stays submerged in water is one of the most important variables in AeroPress brewing. The length of time determines how much flavor is extracted from the grounds—and getting it right is the difference between a remarkable cup and a disappointing one.
Too short a brew time and your coffee will taste sour, weak, and under-developed. Too long and you'll pull out harsh, bitter compounds that make the cup murky and unpleasant. Most AeroPress recipes call for a total brew time somewhere between 1 and 2 minutes, but championship recipes push these boundaries in interesting ways.
Too Short
Sour, weak, under-developed. The water hasn't had enough contact time to dissolve the good stuff.
Just Right
Balanced, sweet, clean. The sweet spot where acidity, sweetness, and body are in harmony.
Too Long
Bitter, murky, astringent. Over-extraction pulls out unpleasant compounds.
Getting It Right
Water Temperature Matters
Water temperature is another critical variable that dramatically affects your AeroPress brew. Too hot and you'll over-dissolve flavor compounds, producing a harsh, bitter cup that masks the coffee's nuance. Not hot enough and the water won't reach the coffee's full potential—you'll end up with a flat, under-developed brew.
This is why thermometer kettles are so highly recommended in the specialty coffee world. Being able to set a precise temperature—and know it's accurate—removes one of the biggest sources of inconsistency in your brewing. Championship-winning AeroPress recipes typically use temperatures between 78°C and 83°C, well below boiling.
Too Hot
- — Over-dissolves flavor compounds
- — Produces bitterness and harshness
- — Masks the coffee's delicate qualities
- — Common mistake: using freshly boiled water
Not Hot Enough
- — Won't reach the coffee's full potential
- — Under-extracted, flat flavor
- — Sour or thin-tasting cup
- — Championship range: 78°C–83°C
The Foundation
Grind Size & the AeroPress
Grind size is fundamental to every brewing method, and the AeroPress is no exception. The principle is simple: a finer grind creates a larger total surface area of coffee exposed to water, which means faster extraction. A coarser grind does the opposite—less surface area, slower extraction.
But the AeroPress adds an extra dimension: because you're pushing water through the coffee bed with a plunger, grind size also affects resistance and pressure. A finer grind creates more resistance when you plunge, building more pressure in the chamber and changing the dynamics of extraction. This is part of what makes the AeroPress so unique and versatile.
Understanding how grind size interacts with time and temperature is the key to dialing in your perfect cup. For more on adjusting grind, read our guide to adjusting grind to taste.
Grind Size Effects in AeroPress
Finer Grind
More surface area, faster extraction, more plunge resistance, higher pressure
Medium Grind
Balanced extraction, moderate resistance, great starting point
Coarser Grind
Less surface area, slower extraction, easy plunge, lighter body
From The Pros
Championship-Winning Recipes
The World AeroPress Championship brings together competitors from around the globe, each with their own finely tuned recipe. Studying championship recipes is one of the best ways to understand how time, temperature, and grind size interact—and to find new approaches for your own brewing.
Here are three notable championship recipes that showcase the range of what's possible with an AeroPress. For even more recipes, explore our best AeroPress recipes collection.
Lukas Zahradnik
2015 Champion
- • Method: Inverted
- • Dose: 20g coffee
- • Temperature: 79°C
Shuichi Sasaki
2014 Champion
- • Method: Standard
- • Dose: 16.5g coffee
- • Temperature: 78°C
Jeff Verellen
2013 Champion
- • Method: Standard
- • Dose: 17g coffee
- • Temperature: 83°C
Common Questions
AeroPress FAQ
What is the difference between the standard and inverted AeroPress method?
The standard method has the filter-side down while brewing, meaning water drips through the grounds immediately. The inverted method places the plunger in the chamber with the filter-side up, allowing you to steep the coffee longer for a fuller extraction before flipping and plunging.
What grind size should I use for AeroPress?
Medium-fine is a great starting point. A finer grind increases the surface area of the coffee, leading to faster extraction and more resistance when plunging. Adjust finer for stronger, more concentrated brews or coarser for lighter, tea-like cups.
What water temperature is best for AeroPress?
Championship-winning recipes typically use temperatures between 78°C and 83°C—well below boiling. Too hot and you'll over-dissolve flavor compounds, producing bitterness. Not hot enough and you won't reach the coffee's full potential. A thermometer kettle is highly recommended.
How long should I brew with an AeroPress?
Most recipes call for a total brew time between 1 and 2 minutes. Too short a brew will taste sour and weak. Too long and you'll get bitter, murky coffee. The inverted method gives you more control over steep time since water isn't dripping through the filter during brewing.
Who invented the AeroPress?
The AeroPress was invented by Alan Adler, the same engineer who created the Aerobie Flying Ring. Introduced in 2005, it has since become a favorite in the specialty coffee scene for its portability, ease of use, and brewing control. There's even a worldwide AeroPress Championship.
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