IllustrationWhy it works: Rice and barley match in chemistry and in kitchens. They rank in the top 2% of all ingredient pairs, and 567 recipes mention both. Both carry 2-nonenal, which smells fatty, green. The science ↓
The recipe
Ingredients
Contains: milk (auto-detected from the ingredients and method; we can miss things, so check labels)
Also mentioned in the method: cream
Directions
Cook the rice
Put the well-washed rice and salt in the cold water.
Let cook for one hour, or until it is soft.
Add a little cream, sugar and flavoring if desired.
Steep and serve
Wash the barley in cold water.
Put barley, sugar and lemon into the boiling water.
Let it stand covered on the back of the stove for three hours.
Strain it and 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. See the original page.
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Explore the science
The flavor team
The pairs that carry this dish. Each one is judged two ways: how much aroma chemistry they share, and how many recipes mention both.
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Rice + barleytop 2% of all pairsAroma overlapstrongMentioned together567 recipes
Shared aroma: 2-nonenal (fatty, green).
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Rice + lemontop 7% of all pairsAroma overlapstrongMentioned together4,283 recipes
Shared aroma: (e,e)-2,4-decadienal (fatty, deep fried).
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Sugar + lemontop 10% of all pairsAroma overlaplowMentioned together53,530 recipes
Shared aroma: 2-nonenal (fatty, green).
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Barley + lemontop 10% of all pairsAroma overlapstrongMentioned together484 recipes
Shared aroma: 3-hexenal (apple, fruity).
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Barley + sugartop 11% of all pairsAroma overlapmoderateMentioned together755 recipes
Shared aroma: beta-damascenone (apple, rose).
Sugar and lemon share little aroma chemistry, yet 53,530 recipes mention both: they likely 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
- Rice
- Its starch swells and breaks down during cooking, giving the liquid body and a soft texture.
- Pearl barley
- Its starch releases slowly into the hot water, adding body and a mild, thickened texture.
- Sugar
- Adds sweetness that balances the grain flavor and the tartness of the lemon.
- Lemon
- Adds acidity and a bright aroma that cut through the sweetness and starch.
The step that matters
Let it stand covered on the back of the stove for three hours.. Gentle, sustained heat with a lid keeps the water just below a boil, so starch and lemon flavor extract slowly without evaporating or turning harsh.
Flavor stand-ins for the lemon
How well each one fits the dish's main ingredients (rice, barley, sugar):
- Vanillabetter flavor fit
- Raisinbetter flavor fit
- Figbetter flavor fit
- Lemonthe original
Fit is the average pairing score against rice, barley, sugar. Candidates are from the same food group and used in at least 100 recipes. This compares flavor only: it does not check the job the ingredient does in the dish (bulk, moisture, acidity, structure).
“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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