menu_book The Lumo Blog

Master the Art of Espresso

Expert guides, tips, and techniques to help you pull perfect shots at home—every single time.

headphones Featured Episode
The Espresso Files Podcast
NEW
The Espresso Files --:--

Dialing In Smarter: How Lumo Saves You Beans & Time

"I was wasting $15 worth of beans every time I opened a new bag. That's what pushed me to build Lumo." — Yan, Creator

0:00 --:--
coffee Coffee Science tips_and_updates Pro Tips psychology Behind the App
Master espresso dialling in Essential Guide

The Complete Guide to Dialling In Espresso: From First Shot to Perfect Cup

Stop wasting beans and time. Learn the systematic approach professionals use to dial in any coffee in minutes, not hours. Master dose, yield, grind, and timing.

calendar_today Jan 10, 2026 Read Article arrow_forward
High extraction espresso baskets Equipment

High-Extraction Baskets: Wafo, Sworks & The Future

Are $200 precision baskets worth it? We dive deep into high-extraction baskets and how they change your espresso flow rate.

calendar_today Jan 18, 2026 Read Article arrow_forward
Conical vs flat grinder burrs Equipment

Conical vs. Flat Burrs: Which is Right for You?

Texture vs. Clarity. We break down the flavor differences between grinder burr types to help you decide.

calendar_today Jan 17, 2026 Read Article arrow_forward
WDT tool vs Blind Shaker Technique

WDT vs. Blind Shaker: The Ultimate Puck Prep Showdown

Shaking vs. Raking? We compare the Weiss Distribution Technique (WDT) against the Blind Shaker for extraction yield.

calendar_today Jan 16, 2026 Read Article arrow_forward
Espresso pre-infusion shot Technique

Mastering Pre-Infusion: The Secret to Even Extractions

Learn how wetting your puck at low pressure prevents channeling and allows you to grind finer for sweeter espresso.

calendar_today Jan 15, 2026 Read Article arrow_forward

Perfect Espresso,
Zero Guesswork.

Stop wasting expensive beans. Scan your coffee bag, get a custom recipe for your specific gear, and dial in the perfect shot in under 2 minutes.

See All Features arrow_forward
photo_camera

Instant Bag Scanner

Snap a photo of any coffee bag. Lumo's AI instantly extracts roast level, origin, and tasting notes to build your custom recipe.

tune

Smart Dial-In

Shot too sour? Too fast? Lumo's adjustment engine tells you exactly how much to change your grind or yield to hit the sweet spot.

RDT spray bottle for coffee Technique

What is RDT? Why Spraying Your Beans Change Everything

Static is the enemy. Learn why the simplest "drop of water" hack eliminates retention and mess from your workflow.

calendar_today Jan 14, 2026 Read Article arrow_forward
Espresso flow profiling machine Technique

Flow Profiling 101: Lever Machine Style on Modern Gear

Why is 9 bars standard? Learn how declining pressure profiles can save your shot's finish and reduce astringency.

calendar_today Jan 13, 2026 Read Article arrow_forward
Frozen coffee storage Science

The Freezer is Your Best Friend: Single Dosing Frozen Beans

Is freezing bad? Science says it's the best way to preserve specialty coffee. Learn how to freeze for peak uniformity.

calendar_today Jan 12, 2026 Read Article arrow_forward
Espresso extraction ratios explained Fundamentals

Espresso Extraction Ratios Explained: From Ristretto to Lungo

Understand how the ratio of coffee to water transforms flavor. Learn when to use 1:1, 1:2, or 1:3 ratios for different taste profiles.

calendar_today Dec 18, 2025 Read Article arrow_forward
Turbo shot espresso technique Advanced

Turbo Shots: The Revolutionary Technique for Sweeter, Cleaner Espresso

Discover why barista champions are pulling shots in 15 seconds. The turbo shot method unlocks incredible sweetness from light roasts.

calendar_today Dec 4, 2025 Read Article arrow_forward
Perfect flat white technique Milk Drinks

How to Make the Perfect Flat White: A Complete Guide

Master the art of silky microfoam and the ideal espresso-to-milk ratio. Learn what sets a true flat white apart from lattes and cappuccinos.

calendar_today Nov 22, 2025 Read Article arrow_forward
Espresso shot timing guide Technique

Espresso Shot Timing: Why 25-30 Seconds Isn't a Rule

The truth about extraction time and why chasing a specific number can lead you astray. Focus on taste, not the stopwatch.

calendar_today Nov 8, 2025 Read Article arrow_forward
Grind size adjustment for espresso Troubleshooting

Grind Size Adjustment: The #1 Variable for Perfect Espresso

Learn how small grind changes create big flavor differences. Master the art of micro-adjustments for consistent, delicious shots.

calendar_today Oct 25, 2025 Read Article arrow_forward
Espresso water temperature control Science

Water Temperature for Espresso: Finding Your Sweet Spot

Explore how temperature affects extraction chemistry. Learn to adjust brew temp for different roast levels and flavor goals.

calendar_today Oct 11, 2025 Read Article arrow_forward
Water chemistry for coffee brewing Science

Water Chemistry 101: Why Your Water Makes or Breaks Your Espresso

Understand TDS, mineral content, and why tap water might be ruining your shots. Simple solutions for better brewing water.

calendar_today Sep 27, 2025 Read Article arrow_forward
VST and IMS precision baskets Equipment

VST vs IMS Baskets: Are Precision Baskets Worth the Upgrade?

Compare the two leading precision basket brands. Understand how they improve extraction and when the upgrade makes sense.

calendar_today Sep 12, 2025 Read Article arrow_forward
Lumo coffee recipe app Lumo App

Why Every Home Barista Needs a Recipe App Like Lumo

Stop reinventing the wheel with every bag of coffee. See how digital tools are transforming the home espresso experience.

calendar_today Aug 29, 2025 Read Article arrow_forward