Food & DrinkThe BestieBeginner
Frothing Milk for Better Coffee, a free food & drink course on Tomo

Frothing Milk for Better Coffee

Like Duolingo, but for Frothing Milk for Better Coffee. 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: 11 levels across 2 sections, about 22 minutes end to end, roughly 4 days at five minutes a day. It moves through Getting the Texture Right and Decoding the Coffee Menu. It starts from scratch.

11 bite-size levelsAbout 5 minutes each

Free forever · No credit card · iPhone & Android

Mimi the Marmot, the guide who teaches the Frothing Milk for Better Coffee course
Frothing Milk for Better Coffee
with Mimi the Marmot
11
Levels
2
Sections
5
Min/day
What you'll learn

Key ideas in Frothing Milk for Better Coffee

  • Aerating (stretching) happens right at the surface at the start
  • Submerging the wand deeper creates the whirlpool that folds the foam into liquid
  • The whirlpool phase incorporates the bubbles rather than creating new ones
  • Air must be introduced while the milk is still cold (under body temperature)
  • Adding air to warm milk creates stiff, dry, meringue-like bubbles instead of silky microfoam
  • Properly textured microfoam has a reflective, glossy sheen resembling wet gloss paint
  • The milk should pour smoothly like liquid cream with no distinct, soapy bubbles visible on top
  • Milk tastes sweetest naturally around warm bath temperature (135°F–150°F)
  • Overheating past 160°F scalds the natural sugars and breaks down whey proteins, causing the foam to rapidly collapse and smell cooked
  • A few large pulls introduce air at the start, followed by short, shallow pumps beneath the surface to chop big bubbles into tiny ones
  • The goal of any frothing tool is shearing large air pockets into uniform, microscopic bubbles
  • Cow's milk naturally contains proteins and fats that trap smooth air bubbles
  • Plant milks lack these native dairy proteins and rely on added fats or oils to hold foam
  • Hot, acidic coffee causes cold plant milk to curdle through temperature shock
  • Warming or steaming the milk before combining softens the thermal shock and prevents splitting
  • Oat milk's natural starches and fats mimic the rich body of dairy milk
Why not just Google it

You've tried the other tabs

Wikipedia

Thirty open tabs. Four facts you actually kept.

YouTube

You watched. You nodded. By Sunday it was gone.

ChatGPT

One answer, then back to scrolling.

Online courses

Eight weeks. You meant to finish. You didn't.

Tomo gives Frothing Milk for Better Coffee 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.

Try a question

Here's what playing it feels like

A real question from this course. Take your best guess.

Getting the Wand Just Right

Where should the steam wand sit when you first start adding air to cold milk?

Get it right to open this lesson and 10 more in the app.

Course map

Where Frothing Milk for Better Coffee takes you

Learn how to froth silky, café-quality microfoam at home and discover how milk texture defines your favorite drinks. From velvety flat whites to airy cappuccinos, unlock the secret ratios behind the coffee menu.

  1. 1

    Getting the Texture Right

    • Steaming and Frothing at Home
    • Frothing Plant-Based Milks
  2. 2

    Decoding the Coffee Menu

    • Lattes, Cappuccinos, and Flat Whites
    • Short Drinks: Macchiatos and Cortados

2 sections · 4 units · 11 levels. Built to play, not to enroll.

How it's taught

You pick the voice

This course
The Bestie

Frothing Milk for Better Coffee 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.

Start free

Start Frothing Milk for Better Coffee today.

Download Tomo, search Frothing Milk for Better Coffee, and play your first lesson in under a minute.