The journal
Practical notes on dialing in espresso — extraction ratios, prep technique, and what actually moves the shot. No fluff.
August 13, 2026
Grind Size Starting Points for Home Espresso: A Practical Guide
Understand how grind size affects espresso extraction and learn reliable starting points you can dial in by taste—no microscope required.
Read →August 13, 2026
Espresso Tastes Sour or Bitter: What Each Means and Which Way to Adjust
Sour means your shot is running too fast; bitter means it is running too slow — here is how to read the taste and dial in the fix.
Read →August 6, 2026
A Five-Minute Espresso Machine Cleaning Routine That Keeps Shots Consistent
A practical end-of-session cleaning routine that takes five minutes and prevents the residue buildup that quietly degrades shot quality.
Read →July 23, 2026
Pour-Over vs Espresso Accessories: What to Buy First
Start with a burr grinder, then prioritize scale and kettle for pour-over or a tamper and WDT tool for espresso.
Read →July 16, 2026
What a WDT Tool Actually Does (and When It Matters)
A WDT tool breaks up coffee clumps before tamping so water flows evenly through the puck — here's when that makes a real difference in the cup.
Read →July 9, 2026
Espresso Tastes Sour vs. Bitter: What Each Means and Which Direction to Adjust
Sour and bitter espresso shots signal different extraction problems — here's how to tell them apart and which variable to change first.
Read →