Why it works: Milk and butter are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 81,283 recipes. Both carry (z)-4-heptenal, which smells biscuit, cream. The science ↓
Asparagus Soup
Ingredients
Directions
Prepare the asparagus
Place the asparagus in a pot and cover with cold water.
Cook until very tender.
Reserve a few tips for serving.
Mash the rest of the asparagus with the cooking water through a strainer.
Make the soup
Scald the milk in a separate pot.
Melt the butter in a pan.
Stir in the flour and seasonings.
Combine the butter mixture with the scalded milk.
Add the asparagus pulp and reserved tips to the soup.
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.
Photo for illustrative purposes only · Contact us to use it
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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Milk + buttertop 7% of all pairsSmell alikemoderateCooked together81,283 recipes
Shared aroma: (z)-4-heptenal (biscuit, cream).
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Asparagus + peppertop 10% of all pairsSmell alikemoderateCooked together1,968 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Butter + flourtop 12% of all pairsSmell alikelowCooked together124,287 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Asparagus + flourtop 12% of all pairsSmell alikemoderateCooked together936 recipes
Shared aroma: isobutyraldehyde (malty, green).
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Milk + flourtop 14% of all pairsSmell alikelowCooked together78,219 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
- Milk
- Forms the creamy body of the soup and adds richness and mild sweetness.
- Asparagus
- Provides the main flavor and, once mashed, the thick vegetable body of the soup.
- Butter
- Adds fat and richness, and carries flavor through the roux base.
- Flour
- Thickens the butter and milk mixture into a smooth, body-giving base.
The step that matters
Stir in the flour and seasonings. Cooking the flour in melted butter for a short time removes its raw taste and lets it thicken evenly. Adding the milk too early or too quickly can leave lumps.
Swap the asparagus
How well each one fits the dish's main ingredients (milk, butter, flour, pepper):
- Potatofits better
- Capsicumfits better
- Chivefits about as well
- Asparagusthe original
Fit is the average pairing score against milk, butter, 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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