Why it works: Celery and onion are a kitchen classic. They rank in the top 7% of all ingredient pairs, and cooks put them together in 18,518 recipes. Both carry guaiacol, which smells smoky, sweet. The science ↓
Kidney Soup with Rice
Ingredients
Directions
Prepare soup stock or a clear strong meat soup using middle rib or soup bone.
Add 1 or 2 kidneys to the soup.
Tie the tops of celery roots and green onions into a bunch and cook in the soup.
Serve the soup with plain water rice prepared as directed for clear soup.
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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Celery + oniontop 7% of all pairsSmell alikemoderateCooked together18,518 recipes
Shared aroma: guaiacol (smoky, sweet).
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Celery + ricetop 7% of all pairsSmell alikemoderateCooked together2,169 recipes
Shared aroma: 4'-methylacetophenone (bitter almond).
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Onion + ricetop 9% of all pairsSmell alikemoderateCooked together10,433 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Meat + ricetop 13% of all pairsSmell alikemoderateCooked together1,481 recipes
Shared aroma: 2,4-decadienal (seaweed).
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Meat + oniontop 17% of all pairsSmell alikelowCooked together6,364 recipes
Shared aroma: 2,4-decadienal (seaweed).
Ranks compare each pair with 20,000 random ingredient pairs on CompKitchen. How we score pairs
What each ingredient does
- Kidneys
- Provide the main meat in the soup, adding savory flavor and substance to the broth.
- Celery roots
- Add aromatic flavor to the broth as it simmers.
- Green onions
- Add mild aromatic flavor to the broth as it simmers.
- Plain water rice
- Serves as a plain starch accompaniment that mellows the strong broth.
Swap the onion
How well each one fits the dish's main ingredients (meat, celery, rice):
- Carrotfits better
- Mustardfits better
- Tomatofits better
- Onionthe original
Fit is the average pairing score against meat, celery, rice. 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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