Ch. 02 · The Wrapper Theory Sourcraft Confectionery School
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Why the first lick hits hardest

01

Front-load the pucker, hide the sweet

Citric acid coats the outer crystal layer so the tongue meets sour at 0.4 seconds, sugar at 2.

eye-watering
02

The wrapper has to crackle on purpose

Twisted cellophane ends are 38µm thicker than the body — a sound cue our R&D won't compromise on.

twist · pop
03

Green is louder than flavor on a shelf

Apple #8CD600 reads from 14 feet under fluorescent light; lime alternatives lose contrast at 9.

14 ft test
04

Stop chewing — we engineered the suck

Hard-candy core lasts 6 minutes at body temperature, exactly one playground recess by the clock.

6 min hold
This is the Sour Apple Candy Green design system, applied by Curio Design — a design-style library for AI agents. Full Sour Apple Candy Green guide → designbycurio.com/learn/sour-apple-hard-candy-green