March 7, 2026 · Coffee Guides

Pour Over Coffee Ratio Guide for Better Coffee at Home

If your pour over coffee tastes weak, bitter, or inconsistent, the problem is often not the beans. It is the brew ratio. Once you understand how coffee, water, grind size, and timing work together, you can get much more reliable cups at home.

Start with a ratio that is easy to repeat

For most home brewers, a good starting point is between 1:16 and 1:17. That means using 1 gram of coffee for every 16 to 17 grams of water. If you brew with 20 grams of coffee, start around 320 to 340 grams of water.

This range is forgiving, balanced, and easy to adjust. If the cup tastes too strong, add a little more water. If it tastes thin, use slightly less water or tighten the grind.

Ratio is only one part of extraction

Two brews can use the same ratio and still taste different. Grind size, pour technique, water temperature, and total drawdown time all matter. A finer grind usually extracts more. A coarser grind usually extracts less.

When the cup tastes sour, the coffee is often under-extracted. When it tastes harsh or drying, it is often over-extracted. Ratio gives you the framework, but grind size helps you fine-tune the result.

A simple beginner recipe

Try this baseline recipe for a V60 or similar dripper:

1. 20 grams of coffee
2. 320 grams of water
3. Medium grind size
4. Bloom with 40 grams of water for 30 to 45 seconds
5. Finish the remaining pours in controlled stages

Then taste the result and change only one variable at a time. That is how you actually learn what improves your coffee.

Why recipe tracking matters

Many people make better coffee once, then fail to repeat it because they did not save the ratio, timing, or grind setting. That is why a coffee app can become useful after the educational article does its job. The article teaches the concept. The app helps repeat the result.