Why it works: Butter and flour are a kitchen classic. They rank in the top 12% of all ingredient pairs, and cooks put them together in 124,287 recipes. Both carry isobutyraldehyde, which smells malty, green. The science ↓
Potato Dumplings for Soup
Ingredients
Directions
Prepare the dough
Boil and mash the potatoes until fine.
Add the butter and mix well.
Break the eggs into the potatoes and beat thoroughly until very light.
Add just enough flour to keep the batter together.
Cook
Drop spoonfuls of the batter into hot soup in a pear shape.
Cook for 3 minutes until light and fluffy.
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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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Potato + buttertop 13% of all pairsSmell alikemoderateCooked together6,456 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Potato + flourtop 15% of all pairsSmell alikemoderateCooked together5,355 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Egg + flourtop 15% of all pairsSmell alikelowCooked together106,462 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Butter + eggtop 17% of all pairsSmell alikemoderateCooked together118,967 recipes
Shared aroma: decanal (soap, orange peel).
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
- Potatoes
- Form the bulk of the dumpling, giving a soft, starchy body once mashed.
- Eggs
- Beaten in to add lightness and help bind the batter together.
- Flour
- Adds just enough structure to hold the batter together when dropped into soup.
- Butter
- Adds fat for richness and a softer, more tender texture.
The step that matters
Adding the flour. Too much flour makes the dumplings dense and tough, since gluten develops as the dough is worked. Adding just enough keeps them light while still holding their shape in the soup.
Swap the potato
How well each one fits the dish's main ingredients (butter, egg, flour):
- Chivefits better
- Shallotfits better
- Leekfits better
- Potatothe original
Fit is the average pairing score against butter, 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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