chocolate tempering explained
Break a square of good dark chocolate. That clean snap, the glossy shine, the slow melt on your tongue: all three come from one step called tempering. In bean-to-bar chocolate, it's where sourcing, roasting and grinding finally take shape. Done right, the bar shows off its origin. Done wrong, even great cacao turns dull and crumbly.
What is chocolate tempering?
Chocolate tempering is heating and cooling chocolate to precise temperatures so its cocoa butter sets in one stable crystal form. Left alone, melted chocolate cools into a messy mix of crystals. Tempered, it sets into a tight, orderly structure. Like an espresso coffee, nothing is added or removed: technique decides everything you taste.
Why do we need to temper chocolate?
Tempering gives a bar:
Shine: glossy, not streaky.
Snap: a clean, crisp break.
Melt: solid at room temperature, smooth on the tongue.
Shelf life: resistance to bloom, the white film on poorly tempered chocolate.
For dark chocolate with few ingredients, that slow melt matters most: it lets each origin's notes unfold one by one.
The role of cocoa butter in tempering
Cocoa butter, the natural fat of the cacao bean, can crystallize in many forms, each with its own melting point. Only one form gives the perfect bar. It melts at around 33–34 °C, just below body temperature: solid on the shelf, melting on your tongue.
The other forms are soft, dull or drift toward bloom over time. With just cacao, cocoa butter and coconut sugar in our bars, getting these crystals right is what makes the chocolate.
How is chocolate tempered?
Every method follows the same curve for dark chocolate:
Melt to 45–50 °C to erase all crystals.
Cool to 27–28 °C while stirring, so new crystals form.
Rewarm to 31–32 °C to melt the unstable ones.
Hand tempering: in tabling, melted chocolate is worked on cool marble until it thickens, then folded back into the warm batch. It takes real skill, but it's slow and sensitive to room temperature: best for small batches.
Continuous tempering machines: chocolate flows through heating and cooling zones while constantly mixed, coming out at a steady working temperature, ready to mould. The result: the same crystal structure, bar after bar.
How can you tell if a chocolate is well tempered?
Your senses are enough:
Look: glossy and even, no white streaks or grey patches.
Listen: a crisp, clean snap, not a bend or crumble.
Hold: it shouldn't turn sticky the second you touch it.
Taste: let it melt without chewing. It should feel silky, not waxy or gritty, and release flavor in layers.
A whitish film is bloom, not mould, and it's safe to eat. Keep bars cool and dry, around 15–18 °C, and skip the fridge.
The snap is the signature
Tempering protects everything that came before it: the farmers, the fermentation, the gentle roast. So next time a square snaps cleanly, enjoy the sound. Then enjoy the rest.
Ready to test your senses? Explore our single-origin dark chocolate bars and compare four origins!