Why it works: Butter and cream 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 ↓
Stewed Kidneys
Ingredients
Directions
Prepare the kidneys
Soak the kidneys in salt water overnight.
Boil the kidneys until tender with a little chopped onion.
Make the sauce
In a saucepan, melt the butter and add the flour, cooking until browned.
Stir in the beef stock and cream, seasoning to taste, and boil for five minutes.
Finish and serve
Add the cut kidneys to the sauce and serve hot, garnished with chopped 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.
-
Butter + creamtop 8% of all pairsSmell alikemoderateCooked together41,516 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
-
Flour + buttertop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
Flour + parsleytop 12% of all pairsSmell alikemoderateCooked together16,675 recipes
Shared aroma: isobutyraldehyde (malty, green).
-
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).
Flour and butter barely smell alike, yet cooks put them together in 124,287 recipes: they work on texture and structure more than aroma.
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Kidneys
- Provide the main meat, which becomes tender through soaking and boiling before stewing.
- Flour
- Thickens the sauce with butter, forming a roux that gives body and a toasted flavour.
- Butter
- Carries fat for the roux and adds richness and flavour to the sauce.
- Beef stock
- Forms the liquid base of the sauce, adding savoury depth.
- Cream
- Adds richness and a smooth, silky texture to the sauce.
The step that matters
Cooking the flour and butter until browned. Browning the roux develops nutty, toasted flavour, but over-browning scorches it and gives a bitter taste that spoils the sauce. Cook it steadily and stop once it turns a light brown.
Swap the parsley
How well each one fits the dish's main ingredients (flour, butter, beef, cream):
- Nutmegfits better
- Jalapenofits better
- Tarragonfits about as well
- Parsleythe original
Fit is the average pairing score against flour, butter, beef, cream. 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.
More stewed kidneys recipes
You might also like
The free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.
Roast Beef211 recipes
Beef Loaf175 recipes
Corned Beef87 recipes
Beef Broth67 recipes