Why it works: Kidney beans and turnip work together. They rank in the top 19% of all ingredient pairs, and 13 recipes mention both. Both carry 2-methylbutyraldehyde, which smells malty, chocolate. The science ↓
The recipe
Ingredients
Contains: milk (auto-detected from the ingredients and method; we can miss things, so check labels)
Directions
Prepare
Cut off the shank bone and trim the knuckle.
Boil
Boil the leg of mutton in salted water, skimming off any foam.
Cook for three hours if the leg weighs 9 or 10 pounds.
Serve
Serve with parsley or celery and butter, or with caper sauce, pickled kidney beans, and onion sauce.
Accompany with mashed turnips, spinach, and potatoes.
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 aroma chemistry they share, and how many recipes mention both.
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Kidney beans + turniptop 19% of all pairsAroma overlapmoderateMentioned together13 recipes
Shared aroma: 2-methylbutyraldehyde (malty, chocolate).
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Turnip + spinachtop 4% of all pairsAroma overlapstrongMentioned together320 recipes
Shared aroma: coumarin (sweet, hay).
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Parsley + turniptop 4% of all pairsAroma overlapstrongMentioned together2,842 recipes
Shared aroma: coumarin (sweet, hay).
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Onion + turniptop 4% of all pairsAroma overlapmoderateMentioned together7,584 recipes
Shared aroma: coumarin (sweet, hay).
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Parsley + spinachtop 5% of all pairsAroma overlapstrongMentioned together1,025 recipes
Shared aroma: trans-2-hexenal (green, leafy).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Leg of mutton
- Is the main cut of meat, cooked whole by boiling until tender.
- Butter
- Adds richness and moisture to the serving, as a simple accompaniment.
The step that matters
Skimming off the foam while boiling. Foam rising from the surface contains coagulated proteins and impurities. Removing it keeps the broth clear and stops the foam from settling back onto the meat and making it look and taste muddy.
Flavor stand-ins for the kidney beans
How well each one fits the dish's main ingredients (mutton, parsley, butter, sauce, onion, turnip, spinach):
- Beansbetter flavor fit
- Peasbetter flavor fit
- Chickpeabetter flavor fit
- Kidney beansthe original
Fit is the average pairing score against mutton, parsley, butter, sauce, onion, turnip, spinach. Candidates are from the same food group and used in at least 100 recipes. This compares flavor only: it does not check the job the ingredient does in the dish (bulk, moisture, acidity, structure).
“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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