Why it works: Flour and capers match in chemistry and in kitchens. They rank in the top 6% of all ingredient pairs, and cooks put them together in 1,024 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Collops, Beef
Ingredients
Directions
Prepare the beef
Cut the beef steak into rounds about 3 inches wide and ¾ inch thick.
Dredge the beef rounds in flour.
Fry and simmer
Fry the beef in hot butter or dripping until lightly browned on both sides.
Place the beef in a stewpan with gravy, salt, white pepper, bruised capers, walnut ketchup, and sliced gherkins.
Simmer gently for 10 to 12 minutes.
Serve hot.
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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Flour + caperstop 6% of all pairsSmell alikestrongCooked together1,024 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Capers + walnuttop 8% of all pairsSmell alikestrongCooked together156 recipes
Shared aroma: coumarin (sweet, hay).
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Flour + buttertop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + walnuttop 12% of all pairsSmell alikemoderateCooked together5,873 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Flour + ketchuptop 13% of all pairsSmell alikemoderateCooked together2,435 recipes
Shared aroma: ethanol (alcoholic, ethereal).
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
- Beef steak
- Forms the main body of the dish, becoming tender when cut thin and simmered gently.
- Flour
- Coats the beef so it browns evenly and thickens the surrounding gravy slightly.
- Butter or dripping
- Conducts heat for frying and adds richness and browning to the outside of the beef.
- Gravy
- Provides the liquid base that moistens the beef during simmering and carries the flavours.
- Pickled gherkins
- Adds acidity that sharpens the rich, savoury gravy.
The step that matters
Frying until lightly browned on both sides. Browning the floured surface creates flavourful Maillard compounds and a seared crust. Frying in hot fat, without overcrowding, keeps the coating from steaming or burning before the beef is simmered.
Swap the white pepper
How well each one fits the dish's main ingredients (beef, flour, butter, capers, walnut, ketchup):
- Tarragonfits better
- Parsleyfits better
- Nutmegfits better
- White pepperthe original
Fit is the average pairing score against beef, flour, butter, capers, walnut, ketchup. 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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