Coffee Ratio Lab

Brew Guides

Step-by-step recipes and methods for every brewer.

Every brewing method has a sweet spot. These guides give you the exact numbers — grams, milliliters, degrees and minutes — so your first cup is good and your tenth is better. Start with the brewer you own, then use the calculators to scale any recipe up or down.

All brew guides (15)

Coffee Grind Size Chart: Every Brew Method Compared to Kitchen Ingredients illustration
No. 02 · Brew Guides

Coffee Grind Size Chart: Every Brew Method Compared to Kitchen Ingredients

A visual coffee grind size chart for espresso, moka pot, AeroPress, pour over, drip, French press and cold brew, with micron ranges and kitchen comparisons.

8 min read
How Much Coffee for a 3, 6 and 9-Cup Moka Pot (Grams Table + Calibration Trick) illustration
No. 04 · Brew Guides

How Much Coffee for a 3, 6 and 9-Cup Moka Pot (Grams Table + Calibration Trick)

Exactly how many grams of coffee and how much water to use in 1, 2, 3, 4, 6, 9 and 12-cup moka pots, plus a 3-minute method to calibrate your own pot.

8 min read
Drip Coffee Maker Ratio: How Much Coffee for 4, 6, 8, 10 and 12 Cups illustration
No. 05 · Brew Guides

Drip Coffee Maker Ratio: How Much Coffee for 4, 6, 8, 10 and 12 Cups

How much coffee to use in a drip coffee maker for every cup count, in grams and tablespoons — plus why "12 cups" isn't 12 mugs and how to adjust strength.

8 min read
How to Make Iced Coffee That Isn't Watery (The Ice-Math Method) illustration
No. 06 · Brew Guides

How to Make Iced Coffee That Isn't Watery (The Ice-Math Method)

Stop watery iced coffee. Learn the ice-math method for brewing hot onto ice, coffee ice cubes, cold brew and instant options, with exact recipes and ratios.

8 min read
French Press Ratio for 1, 2 and 4 Cups (Grams, Tablespoons and ml) illustration
No. 12 · Brew Guides

French Press Ratio for 1, 2 and 4 Cups (Grams, Tablespoons and ml)

The French press coffee-to-water ratio for every press size, with grams, tablespoons and ml tables, strength options and how much coffee you actually get back.

7 min read
How to Make Coffee Without a Coffee Maker: 5 Kitchen Methods That Actually Work illustration
No. 13 · Brew Guides

How to Make Coffee Without a Coffee Maker: 5 Kitchen Methods That Actually Work

No coffee maker? Brew good coffee with a saucepan, jar and sieve, DIY paper filter, coffee bag or cowboy method — with ratios and simple steps.

8 min read
Best Water for Coffee: Tap, Filtered or Bottled? (And What to Avoid) illustration
No. 14 · Brew Guides

Best Water for Coffee: Tap, Filtered or Bottled? (And What to Avoid)

Coffee is about 98% water. Which water makes the best coffee, what hardness and minerals do, why distilled water fails and easy fixes for tap water.

8 min read
How to Use a Moka Pot on an Induction Cooktop (Without Bitter Coffee) illustration
No. 17 · Brew Guides

How to Use a Moka Pot on an Induction Cooktop (Without Bitter Coffee)

Will your moka pot work on induction? Learn which pots are compatible, how adapter plates work, and the exact heat settings that avoid burnt, bitter coffee.

7 min read
Cold Brew Ratio Guide: Concentrate vs Ready-to-Drink (With Dilution Table) illustration
No. 18 · Brew Guides

Cold Brew Ratio Guide: Concentrate vs Ready-to-Drink (With Dilution Table)

The right cold brew coffee-to-water ratio for concentrate and ready-to-drink, steep times, grind size, dilution table and how long it keeps.

7 min read
How Many Grams of Coffee in a Tablespoon? (Ground vs Whole Bean, Light vs Dark) illustration
No. 20 · Brew Guides

How Many Grams of Coffee in a Tablespoon? (Ground vs Whole Bean, Light vs Dark)

A level tablespoon of ground coffee weighs about 5–6 g, but grind, roast and heaping change it a lot. See conversion tables and how to calibrate your own scoop.

7 min read
What Water Temperature for Coffee? A Chart by Brew Method and Roast illustration
No. 21 · Brew Guides

What Water Temperature for Coffee? A Chart by Brew Method and Roast

The ideal water temperature for coffee by brew method and roast in °C and °F, how to hit it without a thermometer and how altitude changes it.

7 min read
Coffee Bloom Explained: Why Fresh Coffee Bubbles (and How Long to Bloom) illustration
No. 23 · Brew Guides

Coffee Bloom Explained: Why Fresh Coffee Bubbles (and How Long to Bloom)

What the coffee bloom is, why fresh coffee bubbles, how much water and time to bloom with, and what a weak bloom says about your beans.

6 min read
How to Make Turkish-Style Coffee Without a Cezve (Small Saucepan Method) illustration
No. 25 · Brew Guides

How to Make Turkish-Style Coffee Without a Cezve (Small Saucepan Method)

Make Turkish-style coffee at home with a small saucepan: the right grind, coffee and sugar amounts per cup, how to get the foam, and mistakes to avoid.

6 min read
Inverted AeroPress Method: A Step-by-Step Guide for Beginners illustration
No. 28 · Brew Guides

Inverted AeroPress Method: A Step-by-Step Guide for Beginners

Learn the inverted (upside-down) AeroPress method safely, why people use it, a beginner recipe with ratios, and how it compares to the standard way.

7 min read
How to Make Pour Over Coffee Without a Gooseneck Kettle illustration
No. 29 · Brew Guides

How to Make Pour Over Coffee Without a Gooseneck Kettle

No gooseneck kettle? You can still brew excellent pour over coffee. Learn pouring tricks, a simple recipe and how to control flow with any kettle.

6 min read
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