Why it works: Parsley and butter are a kitchen classic. They rank in the top 15% of all ingredient pairs, and cooks put them together in 28,563 recipes. Both carry trans-2-hexenal, which smells green, leafy. The science ↓
Sweetbreads in Aspic
Ingredients
Directions
Prepare
Clear the chicken stock.
Soak the gelatin in cold water.
Set the aspic
Pour a thin layer of stock into molds.
Garnish with slices of hard-boiled eggs and parsley.
Add more stock and slices of parboiled sweetbreads sautéed in butter.
Cover with stock and let stand until jellied.
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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Parsley + buttertop 15% of all pairsSmell alikemoderateCooked together28,563 recipes
Shared aroma: trans-2-hexenal (green, leafy).
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Chicken + buttertop 15% of all pairsSmell alikemoderateCooked together13,902 recipes
Shared aroma: 2-furfurylthiol (coffee, roasted).
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Egg + buttertop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
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Chicken + parsleytop 19% of all pairsSmell alikemoderateCooked together6,314 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Egg + parsleytop 21% of all pairsSmell alikemoderateCooked together18,765 recipes
Shared aroma: 2,4-decadienal (seaweed).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Chicken stock
- Forms the liquid base that becomes the clear savory jelly.
- Granulated gelatin
- Sets the stock into a firm, sliceable jelly as it cools.
- Sweetbreads
- Provide the main tender, rich meat, sautéed in butter for browning and aroma.
The step that matters
Pour a thin layer of stock and let it set before garnishing. Gelatin needs to firm up before garnish is added. If the first layer is too thick or not yet set, the eggs and parsley can float or shift out of position.
Swap the parsley
How well each one fits the dish's main ingredients (chicken, gelatin, egg, butter):
- Tarragonfits better
- Nutmegfits about as well
- Parsleythe original
- Capersfits about as well
Fit is the average pairing score against chicken, gelatin, egg, butter. Candidates are from the same food group and used in at least 100 recipes.
“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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