Why it works: Beans and onion match in chemistry and in kitchens. They rank in the top 7% of all ingredient pairs, and cooks put them together in 5,242 recipes. Both carry 2-isopropyl-3-methoxypyrazine, which smells earthy, pea. The science ↓
Stewed Beef and French Beans
Ingredients
Directions
Put the meat and sliced onions into a clean saucepan with the water and seasoning.
Place over low heat and simmer gently.
String and cut the beans into thin slanting slices, wash, and add to the stew.
Simmer all gently for 3 to 4 hours.
In a bowl, mix the sugar and flour with the vinegar, then add to the stew.
Let it boil for 15 minutes, then serve.
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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Beans + oniontop 7% of all pairsSmell alikestrongCooked together5,242 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Onion + gingertop 9% of all pairsSmell alikemoderateCooked together7,595 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Beans + gingertop 9% of all pairsSmell alikemoderateCooked together609 recipes
Shared aroma: 2-isopropyl-3-methoxypyrazine (earthy, pea).
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Onion + vinegartop 14% of all pairsSmell alikemoderateCooked together18,226 recipes
Shared aroma: acetic acid (sour, vinegar).
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Sugar + vinegartop 15% of all pairsSmell alikemoderateCooked together20,806 recipes
Shared aroma: beta-damascenone (apple, rose).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
Swap the onion
How well each one fits the dish's main ingredients (beans, ginger, sugar, vinegar):
- Sweet potatofits better
- Mustardfits better
- Capsicumfits better
- Onionthe original
Fit is the average pairing score against beans, ginger, sugar, vinegar. Candidates are from the same food group and used in at least 100 recipes.
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