Sick of handwriting the cafe's espresso guide? Upload or photograph the ratio sheet, let an app make pocket cards, and quiz yourself instead of copying it out.
A text-heavy recipe guide buries the build a novice barista needs. Turn it into clean one-drink flashcards from a photo, and quiz the cards instead of the prose.
Barista work is ratios, not ingredients: pumps, shots, and size scaling. Here is how to learn them fast by pairing each number with a visual cue and testing yourself.