Why it works: Cucumber and onion match in chemistry and in kitchens. They rank in the top 8% of all ingredient pairs, and cooks put them together in 6,050 recipes. Both carry 2-isopropyl-3-methoxypyrazine, which smells earthy, pea. The science ↓
Stewed Cucumbers
Ingredients
Directions
Prepare
Pare and cut fresh cucumbers into shapes or slices.
Cook
Put them into a saucepan and add a little coarse sea salt, vinegar, and chopped onion.
Simmer over low heat until nearly done and the liquid is reduced.
Alternatively, fry them in fresh butter and add a strong sauce.
Serve
Serve the cucumbers with roasted mutton or as an entrée with fried bread around them.
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.
-
Cucumber + oniontop 8% of all pairsSmell alikestrongCooked together6,050 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
-
Cucumber + vinegartop 8% of all pairsSmell alikemoderateCooked together4,734 recipes
Shared aroma: 2-methylbutyl acetate (fruit).
-
Vinegar + oniontop 14% of all pairsSmell alikemoderateCooked together18,226 recipes
Shared aroma: acetic acid (sour, vinegar).
-
Butter + saucetop 15% of all pairsSmell alikelowCooked together15,338 recipes
Shared aroma: ethanol (alcoholic, ethereal).
-
Onion + buttertop 15% of all pairsSmell alikemoderateCooked together42,912 recipes
Shared aroma: decanal (soap, orange peel).
Butter and sauce barely smell alike, yet cooks put them together in 15,338 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
- Fresh cucumbers
- Form the main body of the dish, becoming tender when cooked.
- Vinegar
- Adds acidity that sharpens the flavour of the cucumbers.
- Fresh butter
- Adds fat and richness when the cucumbers are fried instead of simmered.
- Strong sauce (cullis)
- Adds concentrated savoury flavour to the fried cucumbers.
The step that matters
Simmer until nearly done and reduced. Cucumbers are mostly water and turn soft and watery if overcooked. Stopping at nearly done with the liquid reduced keeps their texture firmer and concentrates the flavour of the vinegar and seasonings in the remaining liquid.
Swap the cucumber
How well each one fits the dish's main ingredients (vinegar, onion, butter, sauce):
- Mustardfits better
- Shallotfits better
- Chivefits about as well
- Cucumberthe original
Fit is the average pairing score against vinegar, onion, butter, sauce. 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.
You might also like
The free Flavor Lab newsletter: one surprising pairing a week and the molecular reason it works, in 60 seconds. No spam, unsubscribe anytime.
Prefer an account? Create a free account to save pairings and unlock the full chemistry.
Tomato Soup526 recipes
Brown Bread461 recipes
Mutton Broth292 recipes
Yorkshire Pudding264 recipes