Why it works: Turnip and capers match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 145 recipes. Both carry coumarin, which smells sweet, hay. The science ↓
A Cheap Soup
Ingredients
Directions
Prepare the soup
Wash the barley in cold water.
In a soup pot, combine the barley and beef with enough cold water to cover.
Bring to a boil, skim the surface, and add the onions.
Reduce heat and simmer gently for 2 hours.
Skim off any fat, then add the celery and turnip.
Season with salt and boil for another 1.5 hours.
Thicken and serve
Remove the meat and keep warm, then skim the broth.
In a basin, mix 1 quart of broth with flour gradually, stirring well.
Heat the mixture in a pan, stirring until it boils, then let it boil briefly.
Serve the meat on a dish, strained sauce over it, and add optional garnishes.
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 + caperstop 1% of all pairsSmell alikestrongCooked together145 recipes
Shared aroma: coumarin (sweet, hay).
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Barley + turniptop 2% of all pairsSmell alikestrongCooked together629 recipes
Shared aroma: coumarin (sweet, hay).
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Celery + turniptop 2% of all pairsSmell alikemoderateCooked together4,418 recipes
Shared aroma: coumarin (sweet, hay).
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Onion + turniptop 5% of all pairsSmell alikestrongCooked together7,585 recipes
Shared aroma: coumarin (sweet, hay).
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Flour + caperstop 6% of all pairsSmell alikestrongCooked together1,024 recipes
Shared aroma: isobutyraldehyde (malty, green).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Barley
- Its starch and fiber thicken the broth and give the soup body and a chewy texture.
- Beef shin or leg
- Collagen from the connective tissue melts during long simmering, enriching the broth and softening the meat.
- Onions
- Release sugars and aromatic compounds into the broth, adding savory sweetness and depth.
- Celery
- Adds aromatic flavor and a fresh, vegetal note to the broth.
- Flour
- Starch granules swell when heated with liquid, thickening the strained broth into a sauce.
The step that matters
Adding the flour to the broth. Flour clumps if dumped in at once. Mixing it gradually into cool broth and stirring well disperses the starch, so it thickens evenly once heated.
Swap the capers
The recipe marks capers as optional. How well each one fits the dish's main ingredients (barley, beef, onion, celery, turnip, flour):
- Capersthe original
- Thymefits about as well
- Turmericfits about as well
- Parsleyfits about as well
Fit is the average pairing score against barley, beef, onion, celery, turnip, flour. 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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