Why it works: Turnip and leek match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 1,046 recipes. Both carry coumarin, which smells sweet, hay. The science ↓
French Bouilli
Ingredients
Directions
Prepare
Soak the beef in cold water for 1–2 hours.
Place the beef in a pot and start heating it slowly.
Simmer
Once warmed, bring to a boil and add salt, carrots, turnips, celery, liver, leeks, parsnip, cloves, and onions.
Let it simmer for 5 hours, occasionally adding cold water.
Serve
Serve the meat and vegetables together, adding slices of bread to the tureen before serving.
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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Turnip + leektop 1% of all pairsSmell alikestrongCooked together1,046 recipes
Shared aroma: coumarin (sweet, hay).
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Turnip + parsniptop 1% of all pairsSmell alikestrongCooked together590 recipes
Shared aroma: coumarin (sweet, hay).
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Leek + parsniptop 1% of all pairsSmell alikestrongCooked together165 recipes
Shared aroma: coumarin (sweet, hay).
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Carrot + parsniptop 1% of all pairsSmell alikestrongCooked together1,097 recipes
Shared aroma: 2-isobutyl-3-methoxypyrazine (green bell pepper, earthy).
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Carrot + celerytop 1% of all pairsSmell alikestrongCooked together10,173 recipes
Shared aroma: myristicin (spice, warm).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Beef
- Provides the main meat, and its slow simmering gives a tender texture and a rich broth.
- Leeks
- Add a mild onion-like sweetness that softens and flavors the broth during the long simmer.
- Carrots
- Release natural sugars into the broth, adding sweetness and body as they cook.
- Turnips
- Soften during the long simmer and add a mildly sweet, earthy flavor to the broth.
- Liver
- Adds a deep, savory richness to the broth as it cooks.
The step that matters
Keeping the simmer gentle over 5 hours. Boiling hard toughens the meat's proteins and cloudies the broth, while a slow simmer lets collagen break down into tender meat and a clear, flavorful liquid. Topping up with cold water keeps the meat covered without stopping the simmer.
Swap the clove
How well each one fits the dish's main ingredients (beef, carrot, turnip, celery, liver, leek, parsnip):
- Parsleyfits better
- Thymefits better
- Marjoramfits better
- Clovethe original
Fit is the average pairing score against beef, carrot, turnip, celery, liver, leek, parsnip. 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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