Onion + Thyme
A proven pairing. Cooks put them together in 11,171 recipes, and they share 211 flavor molecules: the top 7% of all ingredient pairs.
Do onion and thyme go together?
Yes. 11,171 recipes in our collection combine them, and they share 211 flavor molecules. That places them in the top 7% of every ingredient pair we score.
Why they work
More than half of thyme's flavor molecules (211 of 303) also occur in onion. Among the shared key aromas are coumarin (sweet, hay) and 2-methylbutyraldehyde (malty, chocolate).
What each one brings
onion
The sulfurous side. Sulfurous notes make up 13% of its labelled aroma molecules, against 2% for thyme. It carries 154 molecules thyme doesn't have.
thyme
The herbal side. Herbal notes make up 13% of its labelled aroma molecules, against 4% for onion. It carries 92 molecules onion doesn't have.
Add a third ingredient
- Summer savory: the best fit for both, top 7% of pairs with onion, top 1% with thyme.
- Marjoram: top 12% of pairs with onion, top 1% with thyme.
- Winter savory: top 12% of pairs with onion, top 1% with thyme.
- Garlic: top 1% of pairs with onion, top 4% with thyme.
Ranked by the average of its two pairing scores. Only foods used in at least 100 recipes are suggested.
Recipes with onion and thyme
Almost always mains: 907 of the 1,014 recipes with a course label are mains (from a sample of 3,000 recipes that use both).
Can you swap one for the other?
Not really. Each has a lot the other lacks: onion has 154 molecules thyme doesn't, and thyme has 92 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 211 shared molecules
See every shared molecule grouped by chemical class, with key aromas marked, plus the 154 only in onion and the 92 only in thyme.
Onion and thyme questions
Do onion and thyme go together?
A proven pairing. Cooks put them together in 11,171 recipes, and they share 211 flavor molecules: the top 7% of all ingredient pairs.
Why do onion and thyme taste good together?
More than half of thyme's flavor molecules (211 of 303) also occur in onion. Among the shared key aromas are coumarin (sweet, hay) and 2-methylbutyraldehyde (malty, chocolate).
What goes with onion and thyme?
Summer savory is the best third ingredient: top 7% of pairs with onion and top 1% with thyme. Marjoram and winter savory also fit both.
What can you make with onion and thyme?
Almost always mains: 907 of the 1,014 recipes with a course label are mains (from a sample of 3,000 recipes that use both). Common dishes include Bacon Thyme Dressing, Best French Onion Soup, Cajun Catfish with Sweet Onion Relish, Caramelized Onion and Green Olive Tapenade.
Can I use thyme instead of onion?
Not really. Each has a lot the other lacks: onion has 154 molecules thyme doesn't, and thyme has 92 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 Thyme. https://compkitchen.com/compare/onion-vs-thyme. Accessed 2026-11-03.
@misc{compkitchen_compare_compound_similarity_analysis_onion_vs_thyme_2026,
title = {Compound similarity analysis: Onion vs Thyme},
author = {{Compound Kitchen}},
year = {2026},
url = {https://compkitchen.com/compare/onion-vs-thyme},
note = {Accessed: 2026-11-03}
}
Methodology DOI: 10.5281/zenodo.19719459 · CC BY 4.0 · Citations are a request, not a requirement.