Why it works: Butter and cream are a kitchen classic. They rank in the top 8% of all ingredient pairs, and cooks put them together in 41,516 recipes. Both carry delta-dodecalactone, which smells sweet, creamy. The science ↓
To Mash Turnips
Ingredients
Directions
Prepare the turnips
Split large turnips once or twice and peel them.
Boil the turnips until very tender, about 5 to 8 minutes.
Press out the water using a plate and a trencher.
For a smoother texture, pass the turnips through a colander or coarse sieve.
Make the mash
Place the turnips in a clean saucepan and stir over gentle heat until dry.
Add salt, butter, and cream or milk, stirring constantly.
Simmer for 5 to 6 minutes until all liquid is absorbed.
Serve hot.
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 + creamtop 8% of all pairsSmell alikemoderateCooked together41,516 recipes
Shared aroma: delta-dodecalactone (sweet, creamy).
-
Turnip + white peppertop 20% of all pairsSmell alikelowCooked together275 recipes
Shared aroma: 2-methylbutyraldehyde (malty, chocolate).
-
Cream + white peppertop 24% of all pairsSmell alikelowCooked together1,439 recipes
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Turnip + buttertop 25% of all pairsSmell alikemoderateCooked together4,100 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Turnip + creamtop 27% of all pairsSmell alikemoderateCooked together797 recipes
Shared aroma: octanal (fat, soap).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Turnips
- Form the bulk of the dish, and their starch and fibre give the mash its body once cooked and dried.
- Butter
- Adds fat for richness and a smooth, silky mouthfeel.
- Cream or milk
- Adds moisture and fat, loosening the mash and making it creamier.
The step that matters
Stir over gentle heat until dry. Cooking off the surface water after pressing lets the mash take up butter and cream without becoming watery. Excess moisture thins the texture and dulls the flavour.
Swap the white pepper
The recipe marks white pepper as optional. How well each one fits the dish's main ingredients (turnip, butter, cream):
- Capersfits better
- Nutmegfits better
- Tarragonfits better
- White pepperthe original
Fit is the average pairing score against turnip, butter, cream. 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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