Why it works: Gelatin and sugar are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 2,778 recipes. Both carry ethanol, which smells alcoholic, ethereal. The science ↓
Coffee Jelly
Ingredients
Directions
Brew and strain
Pour boiling water over the coffee and stir well.
Let the mixture stand for 15 minutes to settle.
Strain the mixture through muslin, pouring carefully to avoid sediment.
Set and serve
Add gelatin and sugar, stirring until dissolved.
Pour into a cold earthenware mold and let it set.
Once set, dip the mold in warm water, turn out the jelly, and garnish with whipped cream.
Transcribed from a scanned cookbook and modernised for today's kitchens. Where the book gave no heat or time, or said "a moderate oven", the temperatures and times here may be modern equivalents rather than the book's own figures.
Explore the science
The flavor team
The pairs that carry this dish. Each one is judged two ways: how much their aromas overlap, and how often cooks already put them together.
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Gelatin + sugartop 7% of all pairsSmell alikemoderateCooked together2,778 recipes
Shared aroma: ethanol (alcoholic, ethereal).
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Coffee + sugartop 17% of all pairsSmell alikelowCooked together4,344 recipes
Shared aroma: beta-damascenone (apple, rose).
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Coffee + gelatintop 18% of all pairsSmell alikelowCooked together146 recipes
Shared aroma: maltol (caramel, sweet).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Pure ground coffee
- Provides the main coffee flavour and colour of the jelly.
- Gelatin
- Sets the coffee liquid into a firm, sliceable jelly as it cools.
- Sugar
- Adds sweetness that balances the bitterness of the coffee.
The step that matters
Stirring the gelatin and sugar until fully dissolved. Undissolved gelatin leaves grains and weak spots, so the jelly may set unevenly or feel gritty. Stirring until clear ensures the gelatin spreads evenly through the liquid before it cools and sets.
“What each ingredient does” and “The step that matters” were written by Claude from this recipe’s own method and reviewed in samples by CompKitchen.
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