Why it works: Cream and butter are a kitchen classic. They rank in the top 8% of all ingredient pairs, and cooks put them together in 41,516 recipes. Both carry delta-dodecalactone, which smells sweet, creamy. The science ↓
Beef or Mutton Kidney
Ingredients
Directions
Prepare the kidneys
Parboil the kidneys, changing the water three times and adding a small amount of coarse sea salt to the last water.
Halve the smaller kidneys without cutting them completely open.
Make the creamed gravy
Chop the kidneys finely and cook them in cream until a gravy forms.
Thicken the gravy and add a small amount of chopped parsley.
Cook and serve
Heat butter in a dripping pan until it smokes, then add the kidneys, turning constantly until cooked through.
Serve the kidneys on a silver skewer or lay them flat on a dish, garnished with parsley.
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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Cream + buttertop 8% of all pairsSmell alikemoderateCooked together41,516 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
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Butter + parsleytop 15% of all pairsSmell alikemoderateCooked together28,563 recipes
Shared aroma: trans-2-hexenal (green, leafy).
-
Beef + parsleytop 16% of all pairsSmell alikemoderateCooked together5,866 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Beef + buttertop 16% of all pairsSmell alikemoderateCooked together10,847 recipes
Shared aroma: 2-furfurylthiol (coffee, roasted).
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Beef + creamtop 26% of all pairsSmell alikelowCooked together2,128 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Beef or mutton kidneys
- Form the main body of the dish, becoming tender when parboiled and then cooked through.
- Cream
- Cooks down with the chopped kidneys to form the gravy, giving it body and a rich texture.
- Butter
- Fat for searing the kidneys, adding richness and browning their surface.
The step that matters
Heat butter until it smokes before adding the kidneys. Very hot fat sears the outside quickly, browning the surface and locking in juices. Adding kidneys to fat that is not hot enough lets them steam and turn grey and tough.
Swap the parsley
How well each one fits the dish's main ingredients (beef, cream, butter):
- Nutmegfits better
- Pepperfits better
- Tarragonfits better
- Parsleythe original
Fit is the average pairing score against beef, cream, 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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