Why it works: Turnip and parsnip match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 590 recipes. Both carry coumarin, which smells sweet, hay. The science ↓
Noodle Soup
Ingredients
Directions
Make the broth
Fill a kettle half full of water, add the soup and salt, and bring to a boil.
Cook the soup
Add the sliced potatoes, turnip, onion, and parsnip to the boiling soup.
Season with pepper and a little chopped parsley.
Cook for 15 minutes.
Add the noodles.
Make the noodles
Beat the egg with a pinch of salt and mix in enough flour to form a dough.
Roll the dough as thin as possible.
Dry the dough.
Roll up the dried dough.
Slice it into narrow strips.
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 + parsniptop 1% of all pairsSmell alikestrongCooked together590 recipes
Shared aroma: coumarin (sweet, hay).
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Parsnip + parsleytop 1% of all pairsSmell alikestrongCooked together484 recipes
Shared aroma: myristicin (spice, warm).
-
Pepper + parsleytop 2% of all pairsSmell alikestrongCooked together34,122 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
-
Turnip + parsleytop 2% of all pairsSmell alikestrongCooked together2,842 recipes
Shared aroma: coumarin (sweet, hay).
-
Potato + oniontop 3% of all pairsSmell alikemoderateCooked together9,023 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
- Egg
- Binds the flour into a dough that holds together when rolled.
- Flour
- Forms the gluten network that gives the dough its structure and chew.
- Potatoes
- Their starch softens during cooking and lightly thickens the soup.
- Onion
- Releases sweetness and savoury aroma as it cooks in the broth.
The step that matters
Dry the dough before rolling it up and slicing. A dough that is still moist sticks to itself and the board and tears when rolled. Drying firms the surface so the strips keep their shape and separate cleanly.
Swap the onion
How well each one fits the dish's main ingredients (potato, turnip, parsnip, pepper, parsley, egg, flour):
- Leekfits better
- Carrotfits better
- Beetrootfits better
- Onionthe original
Fit is the average pairing score against potato, turnip, parsnip, pepper, parsley, egg, 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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