Onion + Green beans
A good pairing. Cooks put them together in 334 recipes, and they share 114 flavor molecules: the top 13% of all ingredient pairs.
Do onion and green beans go together?
Yes. 334 recipes in our collection combine them, and they share 114 flavor molecules. That places them in the top 13% of every ingredient pair we score.
Why they work
More than half of green beans's flavor molecules (114 of 179) also occur in onion. Among the shared key aromas are 2-isopropyl-3-methoxypyrazine (earthy, pea) and guaiacol (smoky, sweet).
What each one brings
onion
The sulfurous side. Sulfurous notes make up 13% of its labelled aroma molecules, against 5% for green beans. It carries 251 molecules green beans doesn't have.
green beans
The floral side. Floral notes make up 18% of its labelled aroma molecules, against 8% for onion. It carries 65 molecules onion doesn't have.
Add a third ingredient
- Beans: the best fit for both, top 7% of pairs with onion, top 1% with green beans.
- Lima beans: top 13% of pairs with onion, top 1% with green beans.
- Garlic: top 1% of pairs with onion, top 8% with green beans.
- Potato: top 3% of pairs with onion, top 5% with green beans.
Ranked by the average of its two pairing scores. Only foods used in at least 100 recipes are suggested.
Recipes with onion and green beans
Mostly mains: 20 of the 32 recipes with a course label are mains.
Can you swap one for the other?
Not really. Each has a lot the other lacks: onion has 251 molecules green beans doesn't, and green beans has 65 that onion doesn't. Treat them as partners, not stand-ins. This compares flavor only; texture, moisture and the job each does in a dish matter too.
All 114 shared molecules
See every shared molecule grouped by chemical class, with key aromas marked, plus the 251 only in onion and the 65 only in green beans.
Onion and green beans questions
Do onion and green beans go together?
A good pairing. Cooks put them together in 334 recipes, and they share 114 flavor molecules: the top 13% of all ingredient pairs.
Why do onion and green beans taste good together?
More than half of green beans's flavor molecules (114 of 179) also occur in onion. Among the shared key aromas are 2-isopropyl-3-methoxypyrazine (earthy, pea) and guaiacol (smoky, sweet).
What goes with onion and green beans?
Beans is the best third ingredient: top 7% of pairs with onion and top 1% with green beans. Lima beans and garlic also fit both.
What can you make with onion and green beans?
Mostly mains: 20 of the 32 recipes with a course label are mains. Common dishes include Barbecued Green Beans, Chung Estate Green Bean Sauté, Fasolia (Ethiopian Green Bean Stew), Green Bean Potato Salad.
Can I use green beans instead of onion?
Not really. Each has a lot the other lacks: onion has 251 molecules green beans doesn't, and green beans has 65 that onion doesn't. Treat them as partners, not stand-ins. This compares flavor only; texture, moisture and the job each does in a dish matter too.
Compare other ingredients
Ranks compare this pair with 20,000 random ingredient pairs on CompKitchen. Molecule counts are what the studies and databases we aggregate have reported for each ingredient: a measure of coverage, not a full census. How we score pairs
Cite this analysis
Compound Kitchen (2026). Compound similarity analysis: Onion vs Green Beans. https://compkitchen.com/compare/onion-vs-green-beans. Accessed 2026-11-04.
@misc{compkitchen_compare_compound_similarity_analysis_onion_vs_green_beans_2026,
title = {Compound similarity analysis: Onion vs Green Beans},
author = {{Compound Kitchen}},
year = {2026},
url = {https://compkitchen.com/compare/onion-vs-green-beans},
note = {Accessed: 2026-11-04}
}
Methodology DOI: 10.5281/zenodo.19719459 · CC BY 4.0 · Citations are a request, not a requirement.