Why it works: Carrot and turnip match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 8,002 recipes. Both carry coumarin, which smells sweet, hay. The science ↓
Irish Stew with Dumplings
Ingredients
Directions
Prepare the lamb
Wipe and cut lamb into pieces.
Put lamb in a kettle and cover with boiling water.
Stew
Cook slowly for 2 hours or until tender.
After 1 hour, add carrot, turnip, and onion.
Fifteen minutes before serving, add parboiled potatoes.
Thicken with flour diluted in cold water.
Season with salt and pepper, and serve with dumplings.
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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Carrot + turniptop 1% of all pairsSmell alikestrongCooked together8,002 recipes
Shared aroma: coumarin (sweet, hay).
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Onion + potatotop 3% of all pairsSmell alikemoderateCooked together9,023 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Carrot + potatotop 4% of all pairsSmell alikestrongCooked together3,107 recipes
Shared aroma: 2-isobutyl-3-methoxypyrazine (green bell pepper, earthy).
-
Turnip + oniontop 5% of all pairsSmell alikestrongCooked together7,585 recipes
Shared aroma: coumarin (sweet, hay).
-
Carrot + peppertop 6% of all pairsSmell alikestrongCooked together14,555 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Lamb
- Provides the rich meat that becomes tender through slow, long cooking.
- Potatoes
- Break down partly in the broth, adding body and starch that helps thicken the stew.
- Flour
- Thickens the cooking liquid into a smooth, lightly body-rich gravy.
- Carrot
- Adds natural sweetness and holds its shape during slow cooking.
- Turnip
- Adds mild sweetness and a firm texture that holds up during simmering.
- Onion
- Adds savory depth and aroma to the broth as it cooks.
The step that matters
Thicken with flour diluted in cold water. Flour added directly to hot liquid clumps before it can disperse. Mixing it with cold water first creates a smooth slurry that thickens the stew evenly when stirred in.
Swap the onion
How well each one fits the dish's main ingredients (lamb, carrot, turnip, potato, flour, pepper):
- Parsnipfits better
- Okrafits better
- Leekfits better
- Onionthe original
Fit is the average pairing score against lamb, carrot, turnip, potato, flour, 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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