Chemex Calculator

Calculate the perfect coffee to water ratio for Chemex brewing. Get precise measurements for medium-coarse ground coffee and achieve clean, bright extraction every time.

Chemex Calculator

Choose your coffee strength:

Chemex

Chemex Brewing Guide

  1. Place Chemex filter with 3-layer side toward spout
  2. Rinse filter thoroughly with hot water
  3. Add medium-coarse coffee grounds to filter
  4. Start with 30-second bloom using 2x coffee weight in water
  5. Pour water in slow, steady circles from center outward
  6. Complete brewing in 4-6 minutes, remove filter and serve

Pro Tips:

  • Use medium-coarse grind for clean extraction
  • Water temperature: 200°F (93°C)
  • Always rinse the thick Chemex filter first
  • Pour in slow, controlled circles
  • Keep water level consistent throughout brew

Why Choose Chemex?

  • Clean taste: Thick filters remove oils and sediment
  • Bright flavors: Highlights coffee's natural acidity
  • Elegant design: Beautiful hourglass shape
  • Multiple servings: Perfect for 3-6 cups