Mastering Your Home Espresso
Like Duolingo, but for Mastering Your Home Espresso. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.
For the part of you with thirty open tabs that never became anything.
A short one: 30 levels across 3 sections, about 60 minutes end to end, roughly 12 days at five minutes a day. It moves through Pull Your First Great Shot, Fixing Common Flavor Problems, and Level Up Your Skills. It starts from scratch.
Free forever · No credit card · iPhone & Android

Key ideas in Mastering Your Home Espresso
- Drip and pour-over rely on gravity for water flow
- Pressure emulsifies insoluble coffee oils
- Espresso requires mechanical pressure to force water through the grounds
- The fundamental difference in extraction method
- Standard brewing leaves behind oils and fats
- The role of pressure in texture
- The 'puck' must be dense to resist the machine's pump
- High pressure is the key to unlocking specific flavor compounds and oils
- The role of pressure in creating espresso's unique texture and oil content
- The relationship between the 'puck' and the brewing process
- Lower coffee mass provides less resistance to water pressure
- Fast water flow leads to under-extraction and sour flavors
- Over-filling a basket restricts water flow excessively
- The dose acts as the primary regulator of flow speed
- Predicting the flow and flavor outcome of an under-dosed basket
- Mapping dose levels to their physical and sensory effects
You've tried the other tabs
Thirty open tabs. Four facts you actually kept.
You watched. You nodded. By Sunday it was gone.
One answer, then back to scrolling.
Eight weeks. You meant to finish. You didn't.
Tomo gives Mastering Your Home Espresso the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.
Here's what playing it feels like
A real question from this course. Take your best guess.
When you make a standard drip coffee at home, what force is primarily responsible for moving water through the filter?
Get it right to open this lesson and 29 more in the app.
Where Mastering Your Home Espresso takes you
Stop settling for bitter coffee and start pulling cafe-quality shots at home. Learn the simple tricks to balance flavor and texture using the gear you already have.
- 1
Pull Your First Great Shot
- The Secret to a Perfect Squeeze
- Getting the Right Amount of Coffee
- How to Level and Press Your Grounds
- Timing Your Brew for Best Flavor
- The Look of a Good Espresso
- 2
Fixing Common Flavor Problems
- What to Do if It Tastes Sour
- How to Fix Bitter or Burnt Coffee
- Adjusting Your Grind Size
- The Role of Water Temperature
- 3
Level Up Your Skills
- Steaming Milk Until It's Silky
- Choosing the Right Beans for Espresso
- Keeping Your Machine Clean and Happy
- The Science of Pressure and Crema
- How Roasting Changes the Taste
- Building Your Own Signature Drink
3 sections · 15 units · 30 levels. Built to play, not to enroll.
You pick the voice
Mastering Your Home Espresso is taught in the The Bestie style: your friend who just gets it. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.
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Start Mastering Your Home Espresso today.
Download Tomo, search Mastering Your Home Espresso, and play your first lesson in under a minute.