Why it works: Coffee and chocolate are a kitchen classic. They rank in the top 5% of all ingredient pairs, and cooks put them together in 1,497 recipes. Both carry 2,3-butanedione, which smells buttery, creamy. The science ↓
Coffee Truffles II
Ingredients
Directions
Make the filling
Beat the yolk with the sugar until creamy, gradually adding cold and well strained coffee essence.
Separately, cream the butter, then add the coffee cream to the butter.
Shape and chill
When everything is well creamed, take teaspoonfuls, make into little balls which you roll into granulated chocolate or cacao.
Arrange in special paper molds or on a plate sprinkled with cacao or coffee.
Keep refrigerated.
Nutrition, whole recipe (rough)
Counts 3 of 4 ingredients. The other 1 aren't in our nutrition table and add nothing above, so the real totals are higher.
What these numbers assume: 3 portions
| Ingredient | Portion assumed | kcal |
|---|---|---|
| Chocolate | 1 oz (28g) semisweet | 155 |
| Butter | 1 tbsp (14g) | 102 |
| Sugar | 1 tbsp (12.5g) granulated | 49 |
| Coffee | not in our table | 0 |
One typical portion per ingredient; the recipe's quantities are not counted. A rough guide only, not for medical or dietary planning.
Steps grouped into stages for easier reading; the method is the source's own.
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.
-
Coffee + chocolatetop 5% of all pairsSmell alikemoderateCooked together1,497 recipes
Shared aroma: 2,3-butanedione (buttery, creamy).
-
Sugar + chocolatetop 13% of all pairsSmell alikemoderateCooked together15,404 recipes
Shared aroma: guaiacol (smoky, sweet).
-
Butter + chocolatetop 16% of all pairsSmell alikemoderateCooked together10,543 recipes
Shared aroma: delta-decalactone (sweet, creamy).
-
Sugar + coffeetop 17% of all pairsSmell alikelowCooked together4,344 recipes
Shared aroma: beta-damascenone (apple, rose).
-
Sugar + buttertop 17% of all pairsSmell alikemoderateCooked together98,233 recipes
Shared aroma: guaiacol (smoky, sweet).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Yolk
- Adds richness and helps bind the sugar and fat into a smooth, creamy mixture.
- Confectioner's sugar
- Sweetens the filling and dissolves smoothly, giving a fine, non-grainy texture.
- Butter
- Provides fat for a soft, rich texture that firms when chilled.
- Coffee essence
- Gives the truffles their main coffee flavour.
- Granulated chocolate or cacao
- Forms a dry coating that adds a bitter contrast to the sweet filling.
The step that matters
Adding the coffee essence gradually. Adding the cold coffee slowly to the yolk and sugar lets it blend in evenly. Pouring it in at once can split the mixture, leaving it grainy or watery instead of smooth and creamy.
“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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