Coffee, Tea & Mugs

How to Use a French Press (Ratio, Grind and Steps)

French press coffee maker

A French press coffee maker is the easiest way to make rich, full-bodied coffee with no paper filters and no electricity beyond a kettle. Coarse grounds steep in hot water for 4 minutes, then a metal mesh plunger separates them from the coffee.

Here is exactly how to do it, plus how to avoid gritty sludge.

The Short Answer

Use about 1:15 coffee to water (30 g of coarsely ground coffee to 450 g of water for 2 mugs), water at 195 to 205°F, and a 4-minute steep. Stir, break the crust, press slowly, and pour right away so the coffee does not keep extracting.

What You Need

  • A French press (the 34 oz size makes about 3 to 4 mugs).
  • Coarse ground coffee. Grind right before brewing with a conical burr grinder; blade grinders make uneven dust that slips through the mesh.
  • A kettle and a timer.
  • A scale or tablespoon (about 2 tablespoons per 8 oz of water).

How to Use a French Press, Step by Step

Step 1: Preheat

Rinse the press with hot water to warm it, then discard.

Step 2: Add coarse coffee

Add 30 g of coffee ground coarse, like breadcrumbs or sea salt.

Step 3: Add water and stir

Pour in 450 g of water at 195 to 205°F, making sure all the grounds are wet. Stir gently and set the lid on top without pressing.

Step 4: Steep 4 minutes

At 4 minutes, stir the crust on top so the grounds sink.

Step 5: Press and pour

Press the plunger down slowly and steadily over about 20 seconds. Pour all the coffee out immediately, into mugs or a carafe.

French Press Ratio Chart

Serving Coffee Water
1 mug (12 oz) 23 g (about 3 tbsp) 350 g
2 mugs 30 g 450 g
Full 34 oz press 60 g 900 g

Why Coarse Ground Coffee Matters

Fine grounds pass through the metal mesh and keep extracting, making coffee muddy and bitter. Coarse ground coffee for French press gives a clean, rich cup. If you buy pre-ground coffee, look for a bag labeled coarse or French press.

Tips for Better French Press Coffee

  • Do not leave coffee sitting in the press; it gets bitter.
  • Let the last few sips stay in the cup; the fine silt settles there.
  • Clean the mesh filter after each use.
  • Try it cold: see our cold brew French press method.

Equipment I Used

Planning a busy week? The Slow Cooking for Busy Days guide covers time-saving slow cooker recipes and meal planning.

French Press Coffee FAQ

What is the ratio for French press coffee?

About 1:15, for example 30 g of coffee to 450 g of water. Use 1:12 for strong coffee.

How long should French press coffee steep?

4 minutes is the classic time. Go to 5 for bolder coffee.

Why is my French press coffee muddy?

The grind is too fine or uneven. Use a coarse, consistent grind from a burr grinder.

Can I use regular ground coffee in a French press?

You can, but it is usually too fine and will taste muddy. Coarse ground is best.

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