Why it works: Pepper and lemon match in chemistry and in kitchens. They rank in the top 3% of all ingredient pairs, and cooks put them together in 27,047 recipes. Both carry trans-2-nonenal, which smells cardboard, fatty. The science ↓
Cucumber Sauce
Ingredients
Directions
Prepare
Peel and thinly slice the cucumbers.
Soak the cucumber slices in salted cold water.
Peel and slice the onion.
Make the sauce
In a saucepan, combine the cucumbers, onion, and enough broth or gravy to cover them.
Stew for 15 minutes.
Season with salt, pepper, and lemon juice or vinegar.
Serve
Serve with roast lamb.
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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Pepper + lemontop 3% of all pairsSmell alikestrongCooked together27,047 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
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Cucumber + oniontop 8% of all pairsSmell alikestrongCooked together6,050 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Cucumber + lemontop 9% of all pairsSmell alikestrongCooked together2,067 recipes
Shared aroma: trans-2-nonenal (cardboard, fatty).
-
Onion + peppertop 11% of all pairsSmell alikemoderateCooked together68,474 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Cucumber + peppertop 12% of all pairsSmell alikemoderateCooked together5,991 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
- Cucumbers
- Form the body of the sauce, softening as they stew and releasing moisture into the broth.
- Onion
- Adds savory aroma and mild sweetness as it softens during stewing.
- Lemon juice or vinegar
- Adds acidity that brightens the flavor of the stewed cucumbers.
The step that matters
Stew for 15 minutes. Cucumbers are mostly water and soften quickly in hot liquid. Stewing them for the full time gives a tender sauce, while holding them too long can make them mushy and watery, so check them as the time nears its end.
Swap the onion
How well each one fits the dish's main ingredients (cucumber, pepper, lemon):
- Spinachfits better
- Broccolifits better
- Lettucefits better
- Onionthe original
Fit is the average pairing score against cucumber, pepper, lemon. 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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