Why it works: Carrot and parsley match in chemistry and in kitchens. They rank in the top 1% of all ingredient pairs, and cooks put them together in 8,053 recipes. Both carry 2,4-decadienal, which smells seaweed. The science ↓
Carrots with Parsley Sauce
Ingredients
Directions
Prepare the carrots
Scrub and wash the carrots.
Cook the carrots in a little water or steam them until tender.
Slice the cooked carrots and place them in a saucepan.
Make the parsley sauce
Melt butter in a separate pan.
Add flour and whisk.
Gradually whisk in milk until thickened.
Stir in the finely chopped parsley, salt, and pepper to the white sauce.
Combine and serve
Pour the sauce over the carrots.
Let them simmer for ten minutes.
Serve hot with baked potatoes.
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 + parsleytop 1% of all pairsSmell alikestrongCooked together8,053 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Parsley + peppertop 2% of all pairsSmell alikestrongCooked together34,122 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
-
Carrot + peppertop 6% of all pairsSmell alikestrongCooked together14,555 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Butter + milktop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
-
Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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
- Carrots
- Form the main body of the dish and provide sweetness and texture when cooked until tender.
- Butter
- Provides fat and flavour, and forms the base of the roux for the sauce.
- Flour
- Thickens the sauce by combining with melted butter and milk to form a roux.
- Milk
- Forms the liquid of the white sauce, which thickens as the flour starch sets.
- Parsley
- Adds fresh, herbal aroma and colour to the sauce.
The step that matters
Gradually whisk in milk until thickened. Adding milk slowly while whisking keeps the flour evenly dispersed, preventing lumps. The starch then swells as the sauce heats, so it thickens smoothly rather than clumping.
Swap the carrot
How well each one fits the dish's main ingredients (parsley, butter, flour, milk, pepper):
- Potatofits about as well
- Shallotfits about as well
- Carrotthe original
- Chivefits about as well
Fit is the average pairing score against parsley, butter, flour, milk, 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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