Why it works: Lemon and pepper match in chemistry and in kitchens. They rank in the top 3% of all ingredient pairs, and cooks put them together in 27,047 recipes. Both carry trans-2-nonenal, which smells cardboard, fatty. The science ↓
Rabbit Ragout
Ingredients
Directions
Make the sauce
Fry sliced onions in butter until brown, then remove them.
Mix flour with a little water until smooth, then add to the butter.
Gradually moisten the mixture with stock until it reaches a cream-like consistency.
Simmer and serve
Add rabbit joints, bacon, lemon slice, bay leaf, pepper, and salt to the sauce.
Simmer gently for 1 to 2 hours until the rabbit is tender.
Place rabbit on a hot dish, strain the sauce over it, and serve.
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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Lemon + peppertop 3% of all pairsSmell alikestrongCooked together27,047 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
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Onion + peppertop 11% of all pairsSmell alikemoderateCooked together68,474 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Onion + rabbittop 13% of all pairsSmell alikemoderateCooked together1,292 recipes
Shared aroma: decanal (soap, orange peel).
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Flour + rabbittop 13% of all pairsSmell alikemoderateCooked together1,067 recipes
Shared aroma: acetaldehyde (pungent, ethereal).
Butter and flour 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
- Rabbit
- Provides the meat that becomes tender during slow simmering.
- Flour
- Thickens the stock into a smooth, cream-like sauce.
- Butter
- Carries the browning of the onions and adds richness to the sauce.
- Onions
- Browned first to add deep, sweet flavour to the sauce.
- Bacon
- Adds savoury, smoky fat that flavours the simmering sauce.
The step that matters
Stirring the flour into the butter and stock. Flour must be smoothed in with a little water before adding to the butter, and stock added gradually, so lumps do not form. Gradual liquid addition lets the starch swell evenly into a smooth sauce.
Swap the onion
How well each one fits the dish's main ingredients (butter, flour, rabbit, lemon, pepper):
- Shallotfits better
- Arrowrootfits better
- Spinachfits better
- Onionthe original
Fit is the average pairing score against butter, flour, rabbit, lemon, pepper. 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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